What do I do if Windows Startup Repair doesn't work?
If you are unable to perform a startup repair, then your next option is to try using your Windows 10 installation media to fix the boot error. If you don't have installation media, you will need to go to a working computer and Create a Windows 10 USB Bootable Flash Drive.
- Run fixboot and/or chkdsk command. Restart your PC and repeatedly press F8 before the Windows logo appears. Choose Troubleshoot > Advanced Options. ...
- Run DISM. Enter the Boot Options menu like in the previous solution.
- Open the Settings app. ...
- Go to Update & Security.
- Select the Recovery tab.
- Under Advanced Startup, click Restart Now.
- After the computer reboots, go to Troubleshoot > Advanced Options > Startup Repair.
- After the startup repair process is complete, reboot the computer.
Windows Startup repair takes 15 to 45 minutes MAX! The Windows Startup Repair Tool is a handy feature in Windows, especially in Windows 10.
- Hold the Shift key down at the Windows sign-in screen and press the Power button at the same time.
- Continue holding the Shift key, then click Restart.
- Once the PC restarts, it'll present a screen with a few options. ...
- From here, click Advanced options.
- In the Advanced options menu, choose Startup Repair.
Reboot your computer and hold the F8 key on your keyboard while the boot screen is visible to enter the Windows Recovery Environment (WinRE). On certain devices, you may need to hold down the Fn (function) key as well. From the Choose an option screen, navigate to Troubleshoot > Reset this PC.
- Select Start > Settings > Update & Security > Troubleshoot, or select the Find troubleshooters shortcut at the end of this topic.
- Select the type of troubleshooting you want to do, then select Run the troubleshooter.
After your PC restarts, you'll see a list of options. Select 4 or press F4 to start your PC in Safe Mode. Or if you'll need to use the internet, select 5 or press F5 for Safe Mode with Networking.
- Method 1. Rollback to the recent Windows 7 update.
- Method 2. Disable Automatic Restart.
- Method 3. Run chkdsk on the boot volume.
- Method 4. Run bootrec to fix damaged or corrupted BCD settings.
- Method 5. Perform a System Restore.
- Method 6. Rebuild MBR without installation disc.
Windows Startup Repair will not delete any of your files and it perform action on system files only.
How long should Windows 10 attempting repairs take?
2. Click Startup Repair. Windows will take anywhere from a few seconds to a few minutes to attempt to fix the problem.
- Boot to BIOS and set the first boot device to USB.
- Connect the installation USB to your PC.
- Power the system On and wait for the Windows 10 installation screen to appear.
- Select the Windows 10 edition, language, etc.
- Click Repair your computer to initiate Startup Repair.

- Entering the CMD windows.
- Type in sfc /scannow, and press the Enter key. ...
- If the SFC command doesn't work. ...
- Type in DISM /Online /Cleanup-Image /ScanHealth to scan the corruptions of Windows images.
Launch the Windows 10 Advanced Startup Options menu by pressing F11. Go to Troubleshoot > Advanced options > Startup Repair. Wait for a few minutes, and Windows 10 will fix the startup problem.
If you want to reinstall Windows 10 without CD drive, you can use USB drive. You can choose to create a recovery drive using built-in tool. But if you want to reset your PC, you should tick back up system files to the recovery drive option. And the USB drive must be at least 16GB in size.
- #1) Restoro PC Repair Tool.
- #2) Outbyte PC Repair.
- #3) System Mechanic.
- #4) TotalAV.
- #5) CCleaner.
- #6) Advanced SystemCare.
- #7) Ashampoo® WinOptimizer.
- #8) O&O CleverCache.
- If your computer has a single operating system installed, press and hold the F8 key as your computer restarts. ...
- If your computer has more than one operating system, use the arrow keys to highlight the operating system you want to start in safe mode, and then press F8.
Unlike the earlier version of Windows(7,XP), Windows 10 does not allow you to enter into safe mode by pressing the F8 key. There are other different ways to access the safe mode and other startup options in Windows 10.
The F8 boot menu was removed in order to improve system boot time. This is because Windows 10 boots much faster than previous versions, so you won't have enough time to press the F8 key and enter Safe Mode during startup.
If your computer has a single operating system installed, press and hold the F8 key as your computer restarts. You need to press F8 before the Windows logo appears.