Issue Description
Corrupt Boot Configuration Data (BCD) can prevent Windows from starting properly.
Common Causes
- Power loss during updates
- Disk errors
- Dual-boot misconfiguration
Step-by-Step Solution
Step 1: Boot Into Recovery
- Boot from Windows USB or force restart 2–3 times
- Select Advanced options → Troubleshoot → Command Prompt
Step 2: Repair Boot Records
Run these commands one by one:
bootrec /fixmbr
bootrec /fixboot
bootrec /scanos
bootrec /rebuildbcd
Step 3: Restart and Test
- Exit Command Prompt
- Restart Windows
Step 4: Use Startup Repair (If Needed)
- From Advanced options, run Startup Repair
Explore Further
- Check disk health
- Repair EFI partition
Prevention & Best Practices
Avoid forced shutdowns and maintain disk health.