As the name itself suggests that this error is about the System unable to load the Operating System. This problem is quite common in Windows 10 where users are stuck on a boot screen with this error “No Boot Device Available” but don’t worry today we will see exactly how to overcome the problem and resolve it in Windows 10. Windows cannot boot because or No Boot Device Available sometimes can’t find boot devices on your Hard disk or sometimes no partitions are marked as active.
These two things are the most common causes and are easily corrected, but we do not limit our method to both because it is not fair to all other users who do not have the above problems. Instead, we have expanded our research to find all possible improvements to this error. No Boot Device Available depends on your operating system or system, this is a message that might be faced when dealing with this error:
- Boot Device Not Found. Please install an operating system on your hard disk …
- No Boot Device Found. Press any key to reboot the machine
- No bootable device – insert boot disk and press any key
- No Boot Device is Available
Why is Boot Device Not Found?
- The hard disk where your system boots is damaged
- BOOTMGR is missing or damaged
- The MBR or boot sector is damaged
- NTLDR is missing or damaged
- The boot command is not set correctly
- The system file is corrupt
- Ntdetect.com is missing
- Ntoskrnl.exe is missing
- NTFS.SYS is missing
- Hal.dll is missing
Method 1: Run startup / Automatic Repair
- Enter the FD bootable Windows 10 installation and restart your PC.
- When prompted to press any key to boot from FD or DVD, press any key to continue.
- In the Select your language preferences window, and click [Next]. Click [Repair your computer] at the bottom left.
- In the next window select [Troubleshoot].
- In the [Troubleshoot] window, click [Advanced option].
- In the [Advanced options] window, click [Automatic Repair].
- Wait until the Automatic Windows / Startup Repairs are complete.
- Restart and you are successful if the Fix No Boot Device Available message is lost, if it continues, continue.
Method 2: Enable UEFI Boot
- Restart the PC enter the PC BIOS to open Boot Setup.
- Do and follow as follows:Change the Boot list option to UEFIDisable Load Legacy option ROMEnable Secure boot
- Then press F10 to Save and Exit the boot setup.
Method 3: Change Boot BIOS order
- Restart and enter BIOS setup.
- Click [Boot] in the BIOS utility setup.
- Check whether the boot order is correct or not.
- We recommend that you select the hard disk as the first boot device.
- Finally, press F10 to save and exit.
Until here, the No Boot Device Available message should no longer appear. If it’s still there, it’s better to just reinstall it.