How to Fix Installer Error 1603

Upgrading your Windows 10 computer does not always go smoothly and you often encounter not just one but various errors so, in this post, we are going to cover several Windows 10 upgrade errors such as 80240020, 8007002C, 80246007, 80070004. All these upgrade errors are related to the Windows Update folder. Thus, you need to clear the Software Distribution folder, repair the System Image and fix System Health in order to resolve all these Windows 10 Upgrade errors. Before you get started on the steps to resolve these tons of errors, you have to disable your security program for the meantime, disconnect your peripherals, remove USBs connected to your PC and then make sure that your PC is connected to the main power supply. Once you have everything covered, carefully follow the options given below.

Option 1 – Delete Windows 10 Update Files in the SoftwareDistribution folder

The Software Distribution folder in the Windows operating system is a folder that can be found in the Windows directory and is used to store files temporarily which might be required to install the Windows Update on your PC. Thus, it is required by the Windows Update and maintained by WUAgent. A lot of users tried deleting the files in this folder to fix the problem and so far it has worked. Like them, you can try clearing the Windows Update cache by simply deleting the contents of the folder named “SoftwareDistribution” since Windows apparently can’t clear and re-download the update contents once they are corrupted. Thus, deleting the contents of this folder will make Windows download the contents again which will fix the problem. To do that, follow the steps below.

• Open the WinX Menu.
• From there, open Command Prompt as admin.
• Then type in the following command – don’t forget to hit Enter right after typing each one of them.

net stop wuauserv net stop bits

• After entering these commands, it will stop the Windows Update Service and the Background Intelligent Transfer Service.
• Next, go to the C:\Windows\SoftwareDistribution folder and get rid of all the folders and files thereby tapping the Ctrl + A keys to select them all and then click on Delete. Note that if the files are in use, you won’t be able to delete them.
• Once all the contents in the Software Distribution folder are deleted, restart your PC and then go back to Command Prompt and input the following commands again.

net start wuauserv net start bits

Since the folder has already been flushed, it will be populated afresh the instant your restart your computer and open Windows Update.

• Now Open Settings and check for Windows Updates. Windows 10 should begin the download right away.

Option 2 – Try using the DISM tool

Running the DISM Tool helps in repairing the Windows System Image as well as the Windows Component Store in Windows 10. Using this built-in tool, you have various options such as the “/ScanHealth”, “/CheckHealth”, and “/RestoreHealth”.

• Open the Command Prompt with admin privileges.
• Then type in the following commands and make sure to hit Enter right after you type each one of them:
  • Dism /Online /Cleanup-Image /CheckHealth
  • Dism /Online /Cleanup-Image /ScanHealth
  • exe /Online /Cleanup-image /Restorehealth
• Do not close the window if the process takes a while as it will probably take a few minutes to finish.

Note: If it happens that the Windows Update client is broken, you need to run the following command to repair it then restart your PC and click on Update once again.

DISM.exe /Online /Cleanup-Image /RestoreHealth /Source:C:RepairSourceWindows /LimitAccess

Note: The Windows Upgrade error, with error code 80240020 is an expected error message that happens when the upgrade requires customer user action. Thus, you need to do the following steps to resolve this particular Windows Upgrade error.

• Tap the Win + R keys to open the Run dialog box.
• Then type “regedit” in the field and hit Enter to open the Registry Editor.
• After that, navigate to this registry key: HKEY_LOCAL_MACHINESOFTWAREMicrosoftWindowsCurrentVersionWindowsUpdate
• Now right click on WindowsUpdate located in the left pane and then create a new key and name it as “OSUpgrade”
• Next, right-click in an empty space in the left pane and create a new DWORD and name it “AllowOSUpgrade” and enter “1” as its value.

Option 3 – Try running the Windows Update in a Clean Boot State.

Putting your PC in a Clean Boot state can also help you install Windows Updates or Upgrades without any trouble because, during this state, you can start the system with a minimum number of drivers and startup programs that will surely help you in isolating the root cause of the issue.

• Log onto your PC as an administrator.
• Type in MSConfig in the Start Search to open the System Configuration utility.
• From there, go to the General tab and click “Selective startup”.
• Clear the “Load Startup items” checkbox and make sure that the “Load System Services” and “Use Original boot configuration” options are checked.
• Next, click the Services tab and select the “Hide All Microsoft Services” checkbox.
• Click Disable all.
• Click on Apply/OK and restart your PC. (This will put your PC into a Clean Boot State. And configure Windows to use the usual startup, just simply undo the changes.)
• After that, try to install the Windows Updates or upgrade again.

Scammers have decided to target Windows’s 10 App installer process in order to infect your computer and steal your data. As in most usual online scams, everything starts with a strange email containing threats and other poorly written and composed speech. At the end of the given email, there would be a link claiming that you, of course, need to read it and follow instructions about the threat, if you click the link it will open a web page where you will have an innocent-looking PDF file with more information about the threat itself. If you click on a seemingly innocent PDF file it will summon Windows 10's AppInstaller.exe tool, kickstarting a download-and-run process that'll put you in a bad place very quickly. From there, you'll have to deal with the dangers of malware BazarBackdoor, including data and credential theft. This kind of scam is nothing new but the interesting thing here is that it uses App installer and by clicking on a link you are opening and giving permission for a malicious crook to use it. So, stay safe and do not click on any links from unknown emails no matter what.

0x800ccc92 - What is it?

Do you come across this error message “Receiving’ reported error (0x800ccc92): “Your e-mail server rejected your login”? Verify your user name and password in your account properties. The server responded: - ERR invalid user names and password” when you try to send or open emails using your Outlook account? If yes, then this article is a must-read for you as we explain why this error occurs and how you can resolve it. To begin with, 0x800ccc92 is a common Microsoft Outlook error. This error restricts your ability to send and receive emails on your Outlook email address. In other words, it locks you out and hampers your ability to use your account successfully causing a great deal of inconvenience especially if you use your Outlook account for communication in and across your office.

Solution

Error Causes

The 0x800ccc92 error message may occur due to numerous reasons so narrowing it down to one particular reason for occurrence is not easy. However, here we have listed down some of the most common causes of this error code:

• Incorrect Outlook configuration settings
• Invalid password or username
• PST file crosses its fixed file size limit
• Failure of POP3 and Protocol STMP in database server connection
• Improper synchronization between Outlook and the server
• Virus Infection
• Invalid registry entries

Further Information and Manual Repair?

To fix the error code 0x800ccc92 on your system, here are some quick, effective, and easy DIY solutions that you can try:

Solution 1:

Sometimes the error code may occur due to an invalid password and usernames entry. Therefore, first, cross-check user ID and password. If you’ve entered the wrong password, try inserting the correct password to access your account.

Solution 2:

If the error still persists, then try installing the latest available Server Service Pack for Exchange. This solution works best if compatibility is the issue and the underlying reason for the error is improper synchronization between Outlook and the server.

Solution 3:

The presence of malware and viruses can also lead to such errors. Therefore, it is advisable to scan your entire PC for malware and viruses using a powerful antivirus.

Solution 4:

If the issue occurs due to bad and invalid registry entries, then it is important that you remove them right away. Due to such entries, you may experience the 0x800ccc92 error on your PC. To remove them, you need to download a registry cleaner. Downloading two programs an antivirus and a registry cleaner separately may slow down the speed of your PC. Therefore, to ensure this does not happen it is recommended you install Restoro Restoro is an advanced and multi-functional PC Fixer. This software is deployed with an intuitive algorithm and multiple powerful PC repair utilities including a registry cleaner, anti-virus, and a system optimizer. It is a one-stop solution for all PC-related issues. Using this tool, you can scan your entire PC and remove all types of malicious software including malware, viruses, spyware, and Trojans corrupting your PC in seconds. Simultaneously, it also removes all bad registry keys and entries and files the damaged system file, thereby restoring the registry back to normal. The system optimizer utility ensures your PC speed is not compromised due to the repair process. This software is safe, bug-free, efficient, and user-friendly. It is compatible with all Windows versions. Click here to download Restoro on your PC to instantly remove viruses and invalid registry entries to resolve the 0x800ccc92 error message on your system now!

Windows 10 has a pre-installed Weather app that offers the local weather information, forecast, temperature gradient, historical data, multiple locations, and many more. It can be handy especially if you tend to check on the weather. However, if you are one of those users who barely use this app, you have the option to uninstall it from your computer and that’s exactly what we’re going to do in this post. There are several methods to uninstall the Weather app in Windows 10. You can uninstall it via Settings or Start Menu or even using a command in Windows PowerShell. Note that uninstalling the Weather app does not affect the functionality of your Windows 10 computer by any means so you shouldn’t worry about uninstalling it. To get started, follow the instructions provided below.

Option 1 – Uninstall the Weather app through Settings

The first option you can try to uninstall the Weather app is through Settings. It’s a very simple process so you wouldn’t have any trouble following it.

• First, click on the Start menu and go to Settings.
• From there, select System > Apps & Features.
• After that, wait until the list of apps is opened, and then look for the Weather app and click on it.
• Next, click on Uninstall in the given menu to uninstall the Weather app from your computer.

Option 2 – Uninstall the Weather app through the Start Menu

Another simple way to uninstall the Weather app is through the Start Menu. It only takes a right click and there are actually two ways to go about this – one is new with the recent feature update of Windows. How? Refer to these steps:

• Click on the Start button and type in “weather” and right-click on the Weather app which appears in the list.
• Next, click on the Uninstall option. This will uninstall the Weather app.
• You can also use the other uninstall option which you can find on the right side of the list that also shows other quick action for the app.

Option 3 – Uninstall the Weather app through a command in Windows PowerShell

• Tap the Win + X key combination and click on the “Windows PowerShell (Admin)” option to open PowerShell with admin privileges.
• After that, execute the following Remove App package command for the Weather app to uninstall it.

Get-AppxPackage Microsoft.BingWeather | Remove-AppxPackage

• Once done, it will remove the Weather app from your computer.

Bad_Pool_Header Error - What is it?

Bad_Pool_Header is one of the types of BSOD (Blue Screen of Death) error codes. This error triggers a problem with Windows memory allocation. When this error message occurs, the screen turns blue and locks the user out of the application running on the system. The computer shuts down or restarts.

Solution

Error Causes

There is no one particular cause for the occurrence of the Bad_Pool_Header error code. It may appear on your system due to multiple reasons such as:

• Device driver issues
• Cluttered disk
• Disk writing issues
• Faulty memory hardware

Driver issues and disk writing issues occur when your try to update new driver versions. During this process, users often forget to remove the files of the uninstalled version from the registry. And due to the presence of the uninstalled driver files in the registry updating and disk writing becomes an uphill task which leads to the Bad_Pool_Header display on the computer screen. The main database of your system is the registry so you need to keep it clean to avoid disk cluttering. The hard disk clutters because the registry saves all the activities that you perform in your system. It saves junk files, internet history, invalid entries, and other unnecessary files. This occupies a lot of your disk space thus resulting in disk cluttering and faulty memory hardware issues triggering the Bad_Pool_Header. Ignoring the Bad_Pool_Header error is not wise. It is advisable to repair the Bad_Pool_Header right away as it can lead to serious threats like system failure and data loss.

Further Information and Manual Repair

The easiest, time and money-saving way to resolve the Bad_Pool_Header error on your system is to install Restoro. This is a high and multi-functional repair tool that features a powerful inbuilt registry cleaner, anti-virus, and a system optimizer. This tool is the one-stop solution for all your PC-related errors including the Bad_Pool_Header blue screen of death error. Whether it’s a driver issue, faulty memory, or cluttered disk, all the causes triggering the Bad_Pool_Header error code fall under the registry which is why it is recommended to install Restoro. Its innovative and powerful registry cleaner scans detect and repair all the errors related to the registry in one go including the Bad_Pool_Header errors. With this helper, you can easily remove all the unnecessary files cluttering your hard disk and damaging your registry. It wipes out the clutter in seconds and frees up disk space.

Why Should You Clean The Registry?

Sometimes the registry also gets cluttered by malicious software like viruses, spyware, and malware. These may also take up your disk space and prevent you to perform disk writing successfully and also corrupt the registry. The privacy error finding utility embedded in Restoro helps you scan for such malicious software on your system and removes them immediately. It lends the software anti-virus properties. When it comes to using repair tools, many users who are not technically sound often worried. They think it may be difficult to operate. If you think the same way, let us tell you that Restoro is very easy to use. It is integrated with a high-functional yet user-friendly interface complemented by simple navigation.

Restoro Special Features

This makes it simple for all levels of users to operate it regardless of whether they are technically adept or not. Restoro is compatible with all Windows versions. You can download it with ease and run it for scans on any Windows version you have installed on your system. To get started, all you have to do is:

• Click here to install Restoro.
• Once the installation is complete now run it to scan for errors like the Bad_Pool_Header
• After that simply click on the ‘repair’ button to resolve

Recently, some users reported not being able to boot up their Windows 10 computers. And during the startup phase, at some time, the bootup sequence is halted with a Recovery error along with an error message saying, “Your PC/Device needs to be repaired” with an error code of 0x0000605. This kind of error message indicates that Windows was not able to verify the digital signature for the file as the signing certificate or it could be that it has expired. To resolve this error, you can follow the potential fixes given below and see if you stumble upon a fix that might work out for you.

Option 1 – Change the Date & Time settings in the BIOS

Some users reported that they were able to fix the error by changing the Date & Time settings in the BIOS. Upon checking, they saw that in their BIOS settings, the date was off several years. As a result, the incorrect date and time settings end up ticking the system into believing that the Windows build has expired long before the actual expiration date. You can check if the error pops up due to the same reasons by accessing the BIOS settings. To do so, you have to tap the Boot key that’s associated with your motherboard manufacturer during the initial startup phase. After that, you can search for a particular boot key online or you can also tap keys like F2, F4, F8, F10, F12, and the Delete key. Once you’re able to access the BIOS settings, locate the Date & time or anything similar, and then check if the date is correct or not. If not, you need to change the date to the actual date and then save the changes made and restart your computer and then check if the issue is now fixed or not. Just remember that if the actual date is past the expiration date of the build you have, you need to change it to an older date. If your Windows 10 PC is able to boot back up, you have to update it to a stable Windows build and then go back to the BIOS settings and change the date to the current one else you will definitely encounter Windows update errors in the future as well as security alerts.

Option 2 – Perform a clean install of a stable Windows 10 build

If every system boot fails accompanied by a BSOD error with error code 0x0000605 “A component of the operating system has expired” and you’ve already followed every instruction on option 1, then it’s most likely that your current Windows build has already expired. Remember that almost all the Windows 10 Insider Preview builds (98xx) are created along with an expiration date and when your computer reaches the expiration date, you won’t be able to boot your computer up. Note that the exact expiration date varies based on the build number. And prior to the expiration date, the operating system will start to display some error warnings telling you that the build will expire and urge you to update the most recent build available. And so once the computer reaches its expiration date, it will begin to reboot every three hours until it no longer boots up which is about 2 weeks approximately after the license has expired. Once the expiration date is up and your computer no longer boots up, you need to perform a clean install and then install the latest Windows 10 build to resolve the issue once and for all.

Trojan. Kryptik is a malicious computer infection known as a Trojan horse. Trojan. Kryptik can load at startup and recreate itself which makes it difficult to manually remove from the infected computer. Trojan. Kryptik can compromise the infected system by allowing a remote hacker to gain access without the user's permission or knowledge. Trojan. Kryptik can also lead to the infection of other unknown malware parasites.

Trojan.Kryptik creates the following registry entry or registry entries:

Directory %ALLUSERSPROFILE%\windrivgr 19.7 %LOCALAPPDATA%\DsHcaJnIIz File name without path scaalqtw.exe Regexp file mask %ALLUSERSPROFILE%\sqldump.exe %APPDATA%\b[NUMBERS].exe %APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup\[RANDOM CHARACTERS].com.url %APPDATA%\Origin\update.vbe %APPDATA%\Stanfind.exe %APPDATA%\vpn gui.exe %LOCALAPPDATA%\Microsoft\Windows\Symbols\wvfilters.sys %TEMP%\nvc.exe %TEMP%\system.exe %TEMP%\winsrvcs32.exe

There are times when you might find it difficult to delete folders or files in File Explorer and it could be due to many reasons. One of these reasons can be attributed to the failure that can lock down the folders or files which prevents you from deleting them. In this kind of situation, you can utilize the Command Prompt to delete the folders, sub-folders, and files on your computer, and in this post, you will be guided on how exactly you can do that. Before you proceed, keep in mind that when you use the Command Prompt incorrectly, it might affect your computer and render it inoperable, thus, you must be extra careful when executing the steps given below and it would also be better if you create a System Restore Point. After that, refer to the following instructions. Step 1: First, in the Start Search, type “command prompt” in the field and from the search results, right-click on Command Prompt and then select the “Run as administrator” option to open Command Prompt with admin privileges. Step 2: After opening Command Prompt as admin, navigate to the folder where the file you want to delete is located. Note that you have to execute the “cd” or the change directory command. Step 3: Next, execute the following command in Command Prompt:

DEL /F /A <file path with extension>

Note: In the given command, “/F” is the force delete command, while “/A” is the command that selects the files with the ready for archiving attribute. Step 4: After that, go to the location where you can find the folder you want to delete by using the “cd” command again. And then execute the following command right after:

RD /S <folder path>

Note: In the given command, “RD” is the command that removes the folder from the directory, while “/S” removes all of its sub-folders and files. On the other hand, if you also use the “/Q” parameter, you won’t see the “Y/N” confirmation but if you didn’t use it, then simply tap the Y button to proceed.

Chedot is a Chromium-based Browser that replaces your default System Internet Browser. This browser offers users tools for downloading videos, faster browsing, and custom searches. From the publisher: A feature of our browser is a high speed on slow computers, high speed download on a poor internet, support resuming file download when connection is broken and the download in multiple threads, the ability to go on blocked websites and downloading videos from video sites.

While this may seem interesting and good at start, this browser has been marked as a Potentially Unwanted Program. It monitors user activity, collects web traffic data, and user information. While using Chedot you may see additional ads throughout your browsing sessions.

About Potentially Unwanted Applications

Exactly what is a Potentially Unwanted Program (PUP)?

People have encountered it – you download a free software, you then discover some unwanted applications on your computer system or discover a strange toolbar has been included with your browser. You didn’t have them installed, so how did they appear? These unwanted applications, which are called Potentially Unwanted Programs, or PUP in short, usually tag along as a software bundle when downloading the application and could cause serious problems for computer users. PUP does not involve malware in the traditional sense. What normally makes a PUP different from malicious software is the fact that when you download one, you’re doing it with your consent – although in most cases unintentionally and reluctantly. But, there is no doubt that PUPs remain bad news for computer users as it can be incredibly damaging to the PC in many ways.

How do unwanted programs affect you?

Unwanted programs come in many forms. More commonly, they will be found in adware bundlers which are known to utilize aggressive and misleading advertising. The majority of bundlers install many adware applications from a number of vendors, each of which features its own EULA policy. Safebytes Anti-malware completely removes this threat and safeguards your PC against PUP or malware infection. PUPS also appear in the form of undesirable toolbars or internet browser plug-ins. Not just they needlessly use up space on your screen, toolbars can also manipulate search results, track your web browsing activities, decrease your internet browser’s performance, and slow down your web connection to a crawl. They could seem harmless but PUPs are generally spyware. They may include dialers, keyloggers, and also other software built inside them that could monitor you or send out your sensitive information to 3rd parties. Because of this unwanted program, your application may freeze, your security protections can get disabled that could leave your computer susceptible, your system could get ruined, and this list goes on and on.

Tips for preventing PUPs

• Study cautiously prior to agreeing to the license agreement as it could have a clause about PUPs. • Always opt for the custom if you are given an option between Recommended and Custom Installations – never click Next, Next, Next thoughtlessly. • Install an advert blocker/pop-up blocker; Deploy anti-malware products such as Safebytes Anti-malware. These software programs will establish a wall between the computer and online criminals. • Be alert when you download and install freeware, open-source software, or shareware. Avoid downloading and installing browser extensions and applications you are not knowledgeable about. • Always download software from reliable sources like official sites as opposed to untrustworthy sharing space. Avoid torrents and peer-to-peer clients.

What To Do If You Cannot Download Safebytes Anti-Malware?

All malware is bad, but certain types of malware do much more damage to your PC than others. Some malware sits in between your computer and the net connection and blocks some or all internet sites that you really want to check out. It will also block you from installing anything on your PC, especially anti-malware applications. So what to do when malicious software keeps you from downloading or installing Safebytes Anti-Malware? Although this type of issue will be tougher to get around, there are some actions you can take.

Install the antivirus in Safe Mode

In Safe Mode, you can adjust Windows settings, un-install or install some software, and get rid of hard-to-delete viruses. In the event the virus is set to load immediately when PC starts, shifting into this mode may well prevent it from doing so. In order to get into Safe Mode or Safe Mode with Networking, press the F8 key while the PC is booting up or run MSConfig and look for the “Safe Boot” options under the “Boot” tab. Once you’re in Safe Mode, you can try to install your antivirus program without the hindrance of the virus. Now, you can run the anti-malware scan to eliminate computer viruses and malware without any hindrance from another malicious application.

Download the antivirus software using a different browser

Some viruses might target vulnerabilities of a specific browser that block the downloading process. If you suspect that your Internet Explorer happens to be hijacked by a virus or otherwise compromised by cybercriminals, the best approach is to switch over to an alternate web browser like Chrome, Firefox, or Safari to download your chosen security software – Safebytes Anti-Malware.

Make a bootable USB anti-virus drive

Here’s another solution which is creating a portable USB anti-virus software that can scan your system for malware without the need for installation. Follow these steps to run the anti-virus on the affected PC. 1) Download Safebytes Anti-Malware or Windows Defender Offline onto a clean computer. 2) Plug the USB drive into the uninfected PC. 3) Double-click on the downloaded file to open the installation wizard. 4) Choose the drive letter of the flash drive as the place when the wizard asks you exactly where you would like to install the anti-virus. Follow the on-screen instructions to complete the installation process. 5) Now, transfer the pen drive to the infected PC. 6) Double-click the EXE file to run the Safebytes tool from the flash drive. 7) Press the “Scan Now” button to start the virus scan.

SafeBytes Anti-Malware - More Protection For You

These days, an anti-malware tool can protect the computer from different forms of online threats. But wait, how to choose the right one amongst various malware protection software that is available on the market? Perhaps you might be aware, there are lots of anti-malware companies and products for you to consider. Some of them are good, some are decent, while some will affect your computer themselves! You must be careful not to pick the wrong product, especially if you purchase premium software. When it comes to commercial anti-malware software options, many people opt for popular brands, like SafeBytes, and they are very happy with it. Safebytes is among the well-established computer solutions firms, which provide this all-inclusive anti-malware software. Using its cutting edge technology, this application can help you eradicate multiples types of malware which includes computer viruses, worms, PUPs, trojans, adware, ransomware and browser hijackers. SafeBytes has outstanding features when compared with various other anti-malware programs. Below are a few of the great ones: Real-time Protection: Malware programs aiming to enter the computer are discovered and stopped as and when detected by the SafeBytes active protection shields. It’ll examine your computer system for suspicious activity regularly and shields your personal computer from unauthorized access. Optimum AntiMalware Protection: Safebytes is built on the best virus engine within the industry. These engines can find and remove threats even during the initial stages of a malware outbreak. “Fast Scan” Features: SafeBytes’s high speed malware scanning engine lessens scan times and extends battery life. Simultaneously, it’ll effectively identify and remove infected files or any online threat. Web Filtering: SafeBytes provides instant safety rating to the webpages you are about to check out, automatically blocking harmful sites and to ensure that you’re certain of your online safety while browsing the internet. Lightweight: SafeBytes is really a lightweight tool. It use up an extremely small amount of processing power as it operates in the background therefore you will not observe any system performance difficulties. Premium Support: For any technical concerns or product support, you can obtain 24/7 professional assistance via chat and e-mail.

Technical Details and Manual Removal (Advanced Users)

If you don’t wish to use malware removal software and prefer to get rid of Chedot manually, you could possibly do so by going to the Windows Add/Remove Programs menu in the Control Panel and deleting the offending program; in cases of browser extensions, you may uninstall it by visiting the browsers Add-on/Extension manager. It’s also highly recommended to factory reset your browser to its default state to fix corrupt settings. To make sure of complete removal, find the following registry entries on your computer and delete it or reset the values accordingly. Please keep in mind that only advanced users should try to manually edit the system files mainly because deleting any single critical registry entry results in a major problem or even a system crash. Furthermore, certain malware keeps replicating which makes it tough to get rid of. You’re encouraged to do this procedure in Safe Mode.

High Efficiency Image File Format (HEIF) is a container format for individual images and image sequences. The standard covers multimedia files that can also include other media streams, such as timed text, audio, and video. A HEIF image using High-Efficiency Video Coding, HEVC, requires only about half the storage space as the equivalent quality JPEG. HEIF also supports animation and is capable of storing more information than an animated GIF or APNG at a small fraction of the size. HEIF files are a special case of the ISO Base Media File Format (ISOBMFF, ISO/IEC 14496-12), first defined in 2001 as a shared part of MP4 and JPEG 2000. Introduced in 2015, it was developed by the Moving Picture Experts Group (MPEG) and is defined as Part 12 within the MPEG-H media suite (ISO/IEC 23008-12). HEIF was adopted by Apple in 2017 with the introduction of iOS 11, and support on other platforms is growing.

HEIF files can store the following types of data:

Image items

Storage of individual images, image properties, and thumbnails.

Image derivations

Derived images enable non-destructive image editing and are created on the fly by the rendering software using editing instructions stored separately in the HEIF file. These instructions (rectangular cropping, rotation by one, two or three quarter-turns, timed graphic overlays, etc.) and images are stored separately in the HEIF file, and describe specific transformations to be applied to the input images. The storage overhead of derived images is small.

Image sequences

Storage of multiple time-related and/or temporally predicted images (like a burst-photo shot or cinemagraph animation), their properties, and thumbnails. Different prediction options can be used in order to exploit the temporal and spatial similarities between the images. Hence, file sizes can be drastically reduced when many images are stored in the same HEIF file.

Auxiliary image items

Storage of image data, such as an alpha plane or a depth map, which complements another image item. These data are not displayed as such but used in various forms to complement another image item.

Image metadata

Storage of EXIF, XMP and similar metadata which accompany the images stored in the HEIF file.