Back up your files, photos, and documents
Plug in the laptop and keep it connected to power
Open Settings
Go to System
Select Recovery
Under Reset this PC, select Reset PC
Choose Remove everything
Choose Cloud download or Local reinstall
Follow the on-screen prompts
Wait for the reset to complete
Set up Windows again after the restart
If Windows will not boot, restart the laptop and press F8, F12, or F2 during startup
Select SupportAssist OS Recovery or Dell Factory Image Restore if available
Follow the recovery steps to restore factory settings