How do you clean a 2014 MacBook Pro

DsJohan wrote:

My MacBook is VERY slow, how do I clean it?

If your Mac runs slowly - Apple Support

Hi,

Take backup with TimeMachine and startup in Recovery Mode then reformat internal drive, and recovery from TimeMachine backup could works.

Use macOS Recovery on an Intel-based Mac - Apple Support

Please determine if the same problems occur in "Safe Mode": How to use safe mode on your Mac - Apple Support.