Fixed PS4 Error Code SU-42477-4 An Error Has Occurred System Software Update
Safe Mode Loop! Need Help! : r/playstation
تويتر \ Ask PlayStation UK على تويتر: "@BaldonZZ Hello! When updating via USB, are you in Safe Mode? Have you used both Option 3 and Option 7? Please follow the instructions here
Fixed PS4 Error Code SU-42477-4 | An error has occurred | System software update - YouTube
2023】5 Ways to Fix PS4 Cannot Access System Storage?