Once the process completes, click Finish and restart your computer normally.
Use an official Windows 7 installation DVD/ISO file.
Hi there,
This is the most effective "automated" way to fix the missing file. windows 7 bootmgr download
Important: Startup Repair may need to be run to fix all issues.
A sudden power loss, virus attack, or failed software installation damaged the BOOTMGR file. Why You Should Never Download BOOTMGR Online
When this file is corrupted, misconfigured, or physically missing, your computer cannot load Windows. Common causes include: Once the process completes, click Finish and restart
Physical or logical damage to the hard drive storage area where boot files reside.
Method 3: Rebuild the Boot Configuration Data (BCD) via Command Prompt
Type select partition Y (replace with the correct partition number) and press Enter . Type active and press Enter . Type exit and press Enter to close the utility. Important: Startup Repair may need to be run
Navigate to the or Boot Order tab using your arrow keys.
EasyBCD is frequently used to restore the boot manager if native Windows tools fail.
If your computer has pre-installed recovery options, you may be able to fix the boot manager without external media. Microsoft Support Access Repair Menu : Restart your computer and repeatedly tap the key before the Windows logo appears. Select Repair Repair Your Computer Advanced Boot Options Run Startup Repair
