If you need to reinstall system software or fix a corrupted drive, you can use a USB stick.

Create a folder named PS4 in all caps, and inside that, a folder named UPDATE in all caps.

You can enable game sharing by going to Settings > Users and Accounts > Other > Console Sharing and Offline Play > Enable .

If you suspect your account is compromised, use the PlayStation safety troubleshooting guide to contact support. If you'd like, I can:

This article provides a guide on maximizing your PlayStation ecosystem, focusing on account management, digital game downloads, and using USB storage for system files, based on official PlayStation Support guidelines and user experiences.

How to turn on PS5 Console Sharing and Offline Play - PlayStation

Connect a USB stick to a PC and format it to FAT32 or exFAT .