Last week we clued you in to a hidden feature than can help clean up your PS4’s drive by rebuilding the database. This feature is buried inside the PS4’s Safe Mode. In this week’s PlayStation LifeStyle Help Desk, we’re diving a little bit deeper into the rest of Safe Mode to show you all of the options it has to offer, and how it can help maintain and troubleshoot your PS4. 
Before we talk about what Safe Mode can do for you, let’s talk about what Safe Mode is and recap how to get into Safe Mode.
What Is Safe Mode"
Safe Mode starts the PS4 with only the most bas ic functions active. This allows users to troubleshoot problems, and there are a series of menu options that can help to correct problems the PS4 may be having.  How to Start the PS4 in Safe Mode

Power the PS4 off (not rest mode). Hold down the power button until you hear two beeps. You should hear an initial beep, and another one seven seconds later. You will need to connect your DualShock 4 with a USB cable and press the PS button to access the menu. You are now in PS4 Safe Mode.

Safe Mode Options
Restart System: Closes Safe Mode and restarts the PS4.

Use this when you are done with Safe Mode and you want to use the PS4 normally.

Change Resolution: Changes the screen resolution to 480p upon restart.

Sometimes there will be issues on the HDMI connection between the TV and PS4. This is often caused by mismatched resolutions, or selecting a resolution that is higher t...