Dell laptop

Please can you confirm the Make Model and OS, along with any configuration details like touch screen, backlit keyboard, SFF or tower etc etc.

Also explain the problem/situation more fully.

Run a Dell Diagnostic on RAM and STORAGE first.

Command-line repair

If you can open Command Prompt in Recovery, run these in this general order:

• chkdsk C: /f /r

• sfc /scannow

• bootrec /fixmbr

• bootrec /fixboot

• bootrec /scanos

• bootrec /rebuildbcd