- “No bootable device – insert boot disk and press any key”
- “No Boot Device Found. Press any key to reboot the machine”
- “Boot Device Not Found. Please install an operating system on your hard disk. Hard Disk (3FO)”
- “No boot device is available”
The most common reasons for 3F0 error to occur is:
- Using the unbootable device or disk to boot from.
- If the bootable hard drive you are using might have corrupted or damaged somehow.
- MBR or boot sector is damaged on the bootable hard drive.
- If your system has gone through a virus or malware attack.
- The wrong boot order in the BIOS.
- Hard disk connection problem.
- System files or boot files unknowingly damaged.
- Corrupt hard drive partitions.
1: Change Boot Order
2: Perform a Hard Reset
Performing hard reset can often solve issues, to perform a hard reset do the following:
- Turn off the computer and unplug the power adapter. If there is a removable battery, it should also be removed.
- Then disconnect all peripherals, including the removable hard drive, etc.
- Press and hold the power button for 15 seconds to drain all remaining power.
- Insert the battery, and then re-plug the AC adapter into the laptop.
- Press the power button to turn on the computer.
- Once the computer starts up properly and the startup menu appears, use the arrow keys to select “Start Windows normally” and then press Enter.
3: Test Hard Drive Using HP Diagnostic Tool
Use the built-in tool in the Hp device to solve the issue:
- Turn on your computer and keep pressing the Esc key until the menu appears on the screen.
- Next, press the F2 key.
- Choose the Components Tests option from the HP PC Hardware Diagnostics menu.
- Select Hard Drive from the Component Tests menu.
- Click on the Quick Test, then click on the Run once button.
- If there are still any issues with your hard drive, then run the Extensive Test.
4: Restore BIOS Default Settings
- Press the Power button to start the computer, and immediately after this, repeatedly press the F10 key to enter the BIOS setup menu.
- To load and restore BIOS Setup Default settings, press F9 on the BIOS setup menu.
- Once loaded, press F10 to Save and Exit.
- Select yes, and then press Enter when it says Exit Saving Changes.
5: Reconnect Your Hard Drive
- Turn the computer off and remove the power cable.
- If you have a removable battery, take it out
- Disconnect your hard drive and then connect it back.
- Reassemble your computer and turn the computer on to see if it fixed the issue.
6: Fix and Rebuild Damaged MBR
- Boot from the original installation DVD (or the recovery USB)
- At the Welcome screen, click Repair your computer.
- Choose Troubleshoot.
- Choose Command Prompt.
- When the Command Prompt loads, type the following commands: bootrec /FixMbr bootrec /FixBoot bootrec /ScanOs bootrec /RebuildBcd.
7: Fix Operating System
- Prepare a Windows installation disc, CD/DVD or USB flash drive and connect it to your PC.
- During the installation process, launch Command Prompt.
- In Windows 7, under the System Recovery Options tab, click Startup Repair.
- In Windows 8 and Windows 10, click Repair your computer, then select Troubleshoot > Advanced options > Automatic Repair (Windows 8) or Startup Repair (Windows 10).






Windows 11 has brought some new features and changed some of the existing ones. One of these changes includes quick switching of audio devices which will play audio.
Audio switching can still be done under the taskbar, it is just a little different and one could say even hidden. Follow this quick guide and you will be switching from your headphones to speakers as an example in a matter of seconds.
If you are about to install Windows 10, then during the installation process, your computer boots into the Install and Configure Windows 10 screen with Cortana that assist you during the setup. Once you reach the last page which is “Choose privacy settings for your device”, you will see the Advertising ID of your computer. Under the Advertising ID, you have to disable or toggle off the “Apps can use advertising ID to provide more personalized advertising in accordance with the privacy policy of the app provider” option. After you disable it, click on the Accept button to proceed with the installation. After that, the copy of your Windows 10 you are using will have the Advertising ID disabled by default.

Hacker group recently came up with claims that they have stolen data from 100 million T-Mobile customers. T-Mobile has responded with confirmation it has been compromised and that over 40 million records were stolen, among them are not just present customers, but anyone who has applied for T-Mobile service as well as past accounts.
