The Sony PlayStation 5 has a standard M.2 slot for additional storage, but that was disabled at launch. The second major software update for the console finally enables this option and brings other major improvements to the console itself as well as related apps. Let’s start with the major new feature, the storage upgrade. Back in April Sony enabled USB storage, but external drives are too slow to play PS5 games (PS4 games do work, though). Now if you need more room you can add an M.2 drive, as long as it meets certain requirements. First, only NVMe drives are supported, so cheaper,...
Source: https://www.gsmarena.com/major_update_enables_playstation_5s_m2_drive_improves_game_streaming_and_more-news-50932.php