How do I transfer save data from PS4 to PS?
This means taking the hard drive and inserting it into a different PS4 will cause you to lose any data within that drive. It is important to make sure you back up any data you would like to save to the cloud (if you have a PlayStation Plus subscription) or an external hard drive.
How do I transfer data from PS4 to PS4 using USB?
Games, other software, as well as the save data for them cannot be transferred to another PSN account. The most you could do is transfer to another console but to access it you would still need the original PSN account. So in your case, you will need to start a new game on the account you want to use.
Can I put my old PS4 hard drive in my new PS4?
How do I transfer data from PS4 to PS5?
Can you transfer games from one PS4 account to another?
Can PS5 play PS3 discs?