There are multiple ways to initiate startup repair.

The computer is affected by viruses, trojans, or other malware.

The computer boots into Windows but cannot log in to a user account.

There are issues with a clean installation of Windows or Windows upgrades such as upgrading from Windows 10 to Windows 11.

Startup repair cannot repair unbootable Windows computers if: Identify bad memory and hard disk hardware errors.The boot configuration data is corrupt.The computer cannot boot into Windows due to disk metadata corruption on the MBR, partition table, boot sector, or file system.The computer cannot boot into Windows due to missing or corrupt system files or drivers.

The computer cannot boot into Windows that is caused by corrupt registry entries.Startup repair, also called Automatic Repair in Windows 8 and Windows 8.1 is an integrated troubleshooting utility in Microsoft Windows that is designed to quickly fix the most common issues that may be preventing your computer from booting into the operating system.

Windows 7 boot repair