Microsoft Windows users sometimes encounter "No Operating System Found" error on their PC when trying to start computer. Fortunately there is solution available that you should follow in order to fix the problem at ease.
Please follow these steps.
- First of all insert Windows CD in CD-ROM and press key to boot. It would ask you if you want to Repair Windows. Here you have to press R to go to Recovery Console.
It will show you how many installations are there on system. Select that you want to repair and press Enter.
Probably there is Password requirement. Type administrator password here.
Type following commands.
"fixmbr" without quotes and Enter. Press Y.
now type
"fixboot" without quotes and > Enter. Press Y.
after that "COPY x:I386NTLDR C:"and > Enter.
and now COPY x:I386NTDETECT.COM C: and press enter and then Y.
- Now type "bootcfg /rebuild" and press Enter.
*space between bootcfg and /
- This command would scan and show you the installed operating system.
- If message on the screen is "Enter OS Load options" then type /fastdetect
- Choose the Windows and now operating system would load on your computer without errors.
- On the start up of the screen. Click on Start button.
- Settings>>Control Panel>>System>>Advanced>>Startup and Recovery>>Edit. Now delete the entire line there was not detected by bootcfg.
Now download a registry cleaner and PC optimizer software on your computer. What happens is that sometimes there are entries left in the Windows registry and overtimes they overlap with valid keys that cause your operating system to crash.
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