In this case, you can erase your hard drive, reinstall Lion, and then restore from your backup. To accomplish this, boot from Recovery HD and select Disk Utility’s Erase option.

If you don't mind an ad here and there, this more-than-capable standard version of Aomei Backupper will meet most users' ...

You can also use ASR to restore disk image (.dmg) files to physical disk volumes. In fact, when you do a Restore from within macOS's Disk Utility, it uses ASR under the hood to perform the Restore.

Once you have launched Disk Utility, find your new hard drive and click it. Go to the Restore tab. This is the Apple Software Restore section of Disk Utility.

With it, you'll be able to use Safari to find troubleshooting information, run Disk Utility to fix filesystem errors, restore from a Time Machine backup, or install Mountain Lion from scratch on ...

Create a restore disk with the Chromebook Recovery Utility, so you can reinstall your operating system if anything ever goes wrong. Unlike PCs or Macs that have a recovery partition, many ...

It's faster to restore a known-good disc image of your PC than to reinstall Windows, so plan ahead by using a free disk-backup utility.

Disk Utility told me to boot from another drive and run itself in repair mode. This is where the recovery partition came in handy—and it's not like I have a Lion DVD lying around —so I ...

The Toshiba Recovery Disk Creator utility creates a set of discs for returning your Toshiba laptop back to its original factory settings. The process is known as recovery, and wipes your laptop's ...