No Bootable Device: A Common Error and How to Solve it
When a computer is turned on, it goes through a process called booting, during which it checks for a bootable device and loads the necessary files to start the operating system. A bootable device is a storage device, such as a hard drive or USB drive, that contains the files needed to start the operating system. If the computer is unable to find a bootable device, it will display an error message saying "no bootable device."
Causes of "No Bootable Device" Error
There are several possible causes of the "no bootable device" error, including:
Hard drive failure: The most common cause of the "no bootable device" error is a malfunctioning or failed hard drive. This can happen due to physical damage, a software issue, or a problem with the hard drive's firmware.
Incorrect boot order: If the computer is set to boot from a different device, such as a USB drive, and that device is not present or is not bootable, the error will occur.
Corrupted or missing operating system files: If the operating system files on the bootable device are corrupted or missing, the computer will not be able to start the operating system.
Incorrectly configured BIOS: If the BIOS is not configured correctly, the computer may not be able to find the bootable device.
Malware or virus attack: Malware or virus can corrupt the boot sector, causing the "no bootable device" error.
Solutions for "No Bootable Device" Error
There are several solutions that can help fix the "no bootable device found" error, depending on the cause of the problem. Some of the most common solutions include:
Check the boot order: Make sure that the computer is set to boot from the correct device, such as the hard drive or USB drive.
Check the hard drive: Run a diagnostic test on the hard drive to check for any issues, such as physical damage or firmware problems.
Reinstall the operating system: If the operating system files are corrupted or missing, reinstalling the operating system can fix the problem.
Configure the BIOS: Make sure that the BIOS is configured correctly so that the computer can find the bootable device.
Run a malware scan: If you suspect that malware or a virus is causing the "no bootable device" error, run a scan using an anti-virus or anti-malware program.
Check the cable connections: Ensure that the cables connecting the hard drive to the motherboard are properly connected and securely plugged in.
Check the power supply: Make sure that the power supply is providing enough power to the computer, as a lack of power can cause the "no bootable device" error.
Also Read: How To Reinstall Windows 10 Without CD ?
Conclusion
The "no bootable device" error can occur for a number of reasons, such as a malfunctioning or failing hard drive, incorrect boot order, corrupted or missing operating system files, or an incorrectly configured BIOS. To fix the problem, you may need to check the boot order, run a diagnostic test on the hard drive, reinstall the operating system, or configure the BIOS. If you suspect that malware or a virus is causing the error, run a scan using an anti-virus or anti-malware program. Lastly, check cable connections, power supply, and all other possible hardware issues. With the right steps and troubleshooting, you can fix the "no bootable device" error and get your computer up and running again.











