How do I reset the laptop to out of the box setting It keeps looping into diagnostics

[Mickey_2]

How do I reset the laptop to out of the box setting It keeps looping into diagnostics

 

[dark_lord69]

That depends on who makes the laptop.
Some companies provide a recovery partition.

 

[digicat]

Based off of the information you provided, I'd say there's a .001% chance you're going to get any useful help. Try giving a make and model to start.