Google G-Suite / Gmail - How to Undo Sending E-mail / Prevent sending emails accidentally - Indeed a very important skill to have
MacBook Pro usually don't have much RAMs which leads to performance issues. Therefore it is prudent to learn how to install more RAM in your MacBook Pro. Following video shows you the process. Refer more tutorials from Youtube and Google to gain mastery ( atleast theoratically ) as if you won't take proper precautions, it might get damaged.
All the best and we will keep on adding more pointers in upcoming days.