How To Fix Ps 4 Safe Mode Reinstallation. If you need to rebuild your PlayStation's database or troubleshoot it, you can use Safe Mode. You can find the power button underneath the Sony logo on the left-hand side of the console.
Whether you have the regular model, slim, or pro, you can easily enable Safe Mode in under a minute. Use the menu option or long-press on the Power button to restart your console. Once the update has completed check to see if your console is in safe mode when it boots, if it is, you will need to see the section on restoring the operating system.
You can do this by holding down the Power button on the console for three seconds.
If you need to rebuild your PlayStation's database or troubleshoot it, you can use Safe Mode.
Use the menu option or long-press on the Power button to restart your console. This process is often referred to as a "factory" reset, or "hard" reset. These steps delete all user data and reinstall the PlayStation firmware.