PS4

Random question for ps4 users.

I have 2 ps4's a ps4 and a ps4 pro i want to give my brother the ps4 as a gift but how do i delete the account off of it without it affecting the ps4 pro ? Im affaid if i system restore it it will delete my psn account off both consoles...help needed

This any help mate?

https://www.businessinsider.com/how-to-d...?r=US&IR=T