Just like the PS3 Sony built a recovery menu into the PS Vita. Its no real big surprise but this is how you can access it if you need to. How to access the "Recovery Menu/Mode" on PS Vita : - Turn OFF your PS Vita (Press power Button for 5-10 seconds) - Now press and hold “R” + PS (PlayStation Button) + power - Wait… - Now you’re in Recovery Menu/Mode Here you will find a few options here is the list and what they do: 1. Restart System Boots your system as normal without changing any settings or files. 2. Rebuild Database Rewrite corrupted files within the database, potentially eliminating future issues. This feature should not erase any of your saved data or settings. 3. Format the memory card Format or erase data in the momery card. 4. Restore PS Vita System Restore the system to factory settings, data, firmware and internal flash. 5. System Update Allow the user to update the latest firmware from Sony.