CE-34788-0 PS4 Error Code

The update file on your USB device cannot be used. Please make sure you have downloaded the correct file.

You can download the latest update from the PS4 System Software page using a PC or Mac. Click the "Download update" button at the top of the page to download the file (approx. 400MB).

If you are trying to perform a full installation of the System Software, follow the steps below:

1. Go to the PS4 System Software page using a PC or Mac.
2. Scroll down the page and select "Perform a new installation of the system software".
3. Follow the steps and download the full installation file (approx. 1GB).