Boot Repair: Windows Server 2012 R2

Phase 5: Utilizing System File Checker (SFC) & Check Disk (CHKDSK)

to uninstall recently added drivers or updates. This can often be accessed by pressing

~30% for Server 2012 R2. It often reports "Startup Repair couldn't repair your PC." Do not despair—move to Method 2. windows server 2012 r2 boot repair

If the BCD is severely damaged or the system partition is corrupted, you can use the bcdboot tool to completely recreate the boot environment. This is a more advanced but often definitive fix. The bcdboot tool copies a fresh set of boot environment files from the Windows partition to the system partition, effectively rebuilding the BCD store from the system's own templates.

: Select your language and keyboard layout, then click Repair your computer (rather than "Install now") in the bottom-left corner. Phase 5: Utilizing System File Checker (SFC) &

Since October 2023, Windows Server 2012 R2 has been and receives no new security updates, leaving it vulnerable. It may face new compatibility issues with updated hardware (especially in modern cloud environments). You can purchase Extended Security Updates (ESUs) for a limited time to get critical patches, but this is a temporary solution. The best long-term strategy is to migrate to a newer, supported version of Windows Server (like 2019, 2022, or 2025) to ensure your environment is secure, stable, and fully compatible with modern hardware.

Click the Repair your computer link in the bottom-left corner. If the BCD is severely damaged or the

:If rebuildbcd fails to find an installation, the BCD store might be too corrupted to read. In this case, you must manually move the old store and create a new one: