From Windows Start, type Recovery and select
Recovery Options.
See Recovery options in Windows 10 for complete
details on how to use the recovery options.
The recovery process should automatically start. If
Recovery doesn’t automatically start, you can try to
initiate it as follows:
1. Press F8 during boot, when you see the
prompt “F8 to Activate Windows 8.1/10
Recovery Mode”.
2. Follow the recovery steps.