BOOTMGR is Missing: Fix for Windows Vista, 7, 8, 8.1, 10

Fix #2: Use Startup Repair

This repair method works if you have the Windows installation disc.

Here are the steps to fix the BOOTMGR error with an installation CD:

1. Insert your Windows install CD
2. Restart your computer and boot from the CD
3. Press any key when you see the “Press any key to boot from CD or DVD” message
4. Click Repair your computer after selecting your language, time and keyboard method
5. Select the drive of your Windows installation and click Next. The standard drive is usually C:\
6. Select Startup Repair
7. Wait for the process to finish

 

BOOTMGR is Missing: Fix for Windows Vista, 7, 8, 8.1, 10