How to Boot to Safe Mode in Windows 10

From Windows:

1. Press the Windows logo key + I on your keyboard to open Settings.
   • If that doesn't work, select the Start Button in the lower-left corner of your screen, then select Settings.
2. Select Update & Security > Recovery.
3. Under Advanced Startup, select Restart Now.
4. After your PC restarts to the Choose an Option screen, select Troubleshoot > Advanced Options > Startup Settings > Restart.
5. After your PC restarts, you'll see a list of options. Select 4 or F4 to start your PC in Safe Mode. Or if you'll need to use the Internet, select 5 or F5 for Safe Mode with Networking.

From the sign-in screen:

1. Restart your PC.
2. At the sign-in screen, hold the Shift Key down while you select Power > Restart.
3. After your PC restarts to the Choose an Option screen, select Troubleshoot > Advanced options > Startup Settings > Restart.
4. After your PC restarts, you'll see a list of options. Select 4 or F4 to start your PC in Safe Mode. Or if you'll need to use the Internet, select 5 or F5 for Safe Mode with Networking.

From outside of Windows:

After the third attempt to boot has failed, Windows 10 will automatically boot into the Windows Recovery Environment (WinRE). Follow these steps to enter Safe Mode:

1. At the Choose an option screen, select Troubleshoot.
2. At the Troubleshoot screen, select Advanced Options.
3. At the Advanced Options screen, select Advanced Startup Options.
4. Select Startup Settings.
5. Select Restart.
6. The computer will restart and enter the Startup Settings menu. Select 4 to Enable Safe Mode.