It’s very easy!
Do you want to know how to change ps4 online id for free??? With this new update, changing your PSN NAME for FREE IS EASY! And it can be done 100% all on your PS4. Just have your PSN email and password near by. Your PS4 Gamertag will change over quickly. Now, when you do a psn id change, be warned! You may lose some data from saved games, your past ONLINE ID may still be visible and other issues may still occur, read the the IMPORTANT information section carefully. This is the first time, I’ve been able to have access to a psn name change! We are finally now able to change our PSN ID anytime we want now!