If you encounter an error code of 0xa0000400 while trying to upgrade your Windows 10 computer using the Windows 10 Upgrade Assistant or the Windows 10 Media Creation Tool, then you might find this post useful as it will guide you in resolving this problem. When you get this error, you will see the following error message:
“Something went wrong
You can contact Microsoft support for help with this error. Here is the error code 0xa0000400.”
As you know, keeping your computer up to date with all the Windows Updates is important and is imperative especially if you are experiencing a couple of issues like the Windows Upgrade error 0xa0000400. At the time of writing, there is no specific cause that has been found for this error. However, there are some potential fixes that might help you. You can try to recreate the Windows 10 installation USB and get the ISO files or you could also get a newer version of the Windows Media Creation Tool, or turn off your internet connection at a specific time or run the Windows Update troubleshooter. For more details, refer to the options given below.
Recreating the Windows 10 installation USB might help in fixing the problem. You can use a USB drive to do so but make sure that it has a great read-write speed. Follow the steps below to recreate Windows 10 installation USB”
You might want to turn off your internet connection at a specific time. This option can be quite tricky so what you need to do is to disconnect the internet connection when the update is downloaded using the Windows Upgrade tool. It’s actually okay since all the files you need would be downloaded safely and the Windows Upgrade tool will be the one to install the newer updates using those files.
You can also fix the Windows Upgrade error 0xa0000400 by using the latest version of the Windows Media Creation tool. And so if what you have is an older version, you need to update it in order to resolve the error and upgrade your Windows 10 computer.
Running the built-in Windows Update troubleshooter is one of the things you can first check out as it is known to automatically resolve any Windows Update or upgrade errors like error code 0x800701E3. To run it, go to Settings and then select Troubleshoot from the options. From there, click on Windows Update and then click the “Run the troubleshooter” button. After that, follow the next on-screen instructions and you should be good to go.
You might want to run the Disk Cleanup utility as it is a useful tool that could delete temporary and useless files in your computer.

Valve has announced the first gaming PC handheld console: Steam Deck. At its core, Stead Deck is just a portable, small PC in little casing. It uses AMD Zen 2 CPU and RDNA 2 GPU architecture, has 16GB of RAM, Wi-Fi, and Bluetooth.
It is a portable device with both a touchpad and joystick packing a seven-inch screen with a resolution of 1280x800 (16:10 aspect ratio). The screen has an ambient light sensor for automatic light adjustments same as your modern mobile device.
Stating to Valve battery will hold up from two to eight hours depending on the activity of the user and what exactly he is doing. The handheld comes also with a carrying case.
Error code 0x80070002 is a Windows Update error code. It occurs due to corruption errors which result when missing files in Windows Update prevent users from accessing updates on their system. It affects Windows 10 users and presents similar symptoms as error code 0x80070003, another Windows Update error. These symptoms include the following:
ExpressFiles is a program developed by Express Solutions. A number of Anti-Virus programs have flagged this program as a Potentially Unwanted Application. In many instances, it is bundled with additional programs on installation.
The program claims it offers users easy to search for various currently popular search terms. During our testing, the software never displays any search results, no matter the search words. Upon installation and setup, it defines an auto-start registry entry which makes this program run on each Windows boot for all user logins. A scheduled task is added to Windows Task Scheduler in order to launch the program at various scheduled times. The program defines an exception rule in Windows Firewall, allowing it to connect to the internet without limitations and auto-update itself.
“Install applications the easy way and without the hassle, using the Schooldozer downloader. The Schooldozer platform stems from years of experience with installing applications, resulting in a highly optimized process, yielding faster downloads, better user experience, and more successful installations.”In addition, once installed Search.schooldozer.com is installed, it will change the default settings of a browser such as the default search engine, homepage, and new tab page. This is why security experts regard this browser extension as a browser hijacker and a potentially unwanted program. The modification of the browser's settings allows it to control users’ browsing by redirecting them to sponsored sites as well as deliver sponsored content from its affiliated sites in order to gain profit via pay-per-click marketing. And if you think that the ads it displays are harmless, think again for some of these ads can redirect you to suspicious websites that might contain harmful content. What’s more is that this browser hijacker can also keep track and monitor all your browsing activities in order to obtain your browsing data like search queries, what sites you always visit, browsing history, browser type, OS version, and so on. The information collected is then used and may even be shared with its affiliated third parties to deliver more customized and personalized advertisements.
0x80004001 is an error code that Windows users encounter quite commonly.
This error usually occurs when users try to update an old Windows application or attempt to run a certain application. When this error appears on the screen, the system automatically restarts to stop further processing. The error results in a blue screen after the system boots.
This blue screen is known as the Blue Screen of Death.
There are different files in the Windows operating system responsible for its smooth functioning. Sometimes problems like viruses or incorrect register entries corrupt or damage these files. This is when this 0x80004001 error appears.
Simply put, some of the most common causes that trigger 0x80004001 error are listed below as follows.
Irrespective of what causes this error, it is of utmost importance to troubleshoot it as soon as possible.
While there are several ways of troubleshooting this error, the two most useful approaches have been listed below as follows.
Use any of the methods listed above to get rid of the 0x80004001 error once and for all.
If by any chance you are working on a touchscreen PC, tablet, or any similar device and have no access to a hardware keyboard there is a way to place Touch Keyboard on your screen for easy typing, and you can enable icon on the taskbar for easy access.
Error Causes