Quick Answer: How Do I Fix the Operating System on My Laptop?

How do I fix operating system not found?

How to Fix the ‘Operating System Not Found’ Error

1. Restart your computer. …
2. Disconnect unnecessary flash drives, eject the disc if there’s one in the disc drive, and remove any floppy disks. …
3. Boot into BIOS and make sure the hard drive the operating system is installed on is listed as the first boot device.

How do I fix the operating system on my computer?

To restore the operating system to an earlier point in time, follow these steps:

1. Click Start. …
2. In the System Restore dialog box, click Choose a different restore point, and then click Next.
3. In the list of restore points, click a restore point that was created before you began to experience the issue, and then click Next.