To fix the windows 10 boot error operating system wasn’t found.
Try disconnecting any drives that dont contain an operating system.
And the most probable culprit behind this problem is the corruption of system files.
If anything damages your computers system files, you may find yourself Operating system not found while booting.
Check windows started normally.
Here are the steps to dive into the Startup Repair from advanced options.
If you dont have check how to createWindows 10 Bootable USBfrom here.
This will restart windows now next click Troubleshoot > Advanced options > Startup Repair.
Wait while Windows diagnoses and fix problems.
When the Startup Repair is completed this will automatically Restart windows and attempt to boot in Windows normally.
Look at the GPT column to see if it has an asterisk (*).
bang out exit and press Enter.
Now Fallow below We have two Different solutions for different partitions.
you’re able to do this by throw in command typelist volumeand hit the enter key.
you will notice the Drive letter where windows is installed as Boot.
Typeexitto exit the DISKPART tool.
That all now remove the installation media and reboot your box.
If you have the GPT partition Table follow below.
Typediskpartand hit enter to pop launch the diskpart utility and pop in below command.
list disk
select disk 0( snag the disk number ).
Next, key in commandlist partitionand hit the enter key.
Here Find out which Partition is labeled as System.
Assign a drive letter (e.g.
Thats all Remove installation media and Now Close all Windows, reboot your setup.
Check the problem is solved.
If all the above methods failed then the check by performing awindows clean installation.