B. Repair Boot Configuration
If command-line repairs fail, consider these non-destructive options:
Disclaimer: Some of these procedures involve low-level disk operations. Ensure you have backups before proceeding. windows server 2012 r2 boot repair
: Power on the physical machine or virtual machine (VM). Tap the system's boot menu key (such as F9 , F12 , or Del ) to choose the installation media as the primary boot source.
Note: If the system throws an error stating that the directory path does not exist, your partition might be heavily damaged. You can force-create it by running mkdir Z:\EFI\Microsoft\Boot\ . : Power on the physical machine or virtual machine (VM)
Locate the offending third-party driver name (which usually follows an oemXX.inf taxonomy format). Remove it cleanly from the boot stack: dism /image:C:\ /remove-driver /driver:oemXX.inf Use code with caution. 2. Purge Pending Update Actions
Insert the (or USB) and restart the server. Press any key when prompted to boot from CD or DVD . Select your language and keyboard layout, then click Next . Click Repair your computer in the bottom-left corner. Do not close Diskpart yet
If boot record repairs are unsuccessful, the issue might be due to corrupted system files.
Do not close Diskpart yet; you will need it to locate your volume letters. Step 3A: Repair Boot Files for UEFI/GPT Systems