How to Fix Error Code Prism in Diablo 4

Error Code Prism appears to be an error that suddenly prompts the user with a device removal window while progressing normally in Diablo 4. This issue does not seem to be fixed at the moment, so please report it to Blizzard's official support forums in order to receive additional assistance.

What to do if you get an Error Code Prism

In order to temporarily fix Error Code Prism, we have done the following general fixes. There are a lot of other players and administrators on the game's official forum who may be able to help you find solutions if these fixes do not work out for you.

Make sure you check official sources

To find out if there are any official fixes for the bug/s you're experiencing, check the official websites for the game like Blizzard's official forums.

Start the game again or relaunch it

It is one of the most common but effective temporary fixes for any bugs, glitches, or other issues you're experiencing. Restarting the game will reset the instance and resolve any issues.

Restart your computer

Typically, restarting or rebooting your computer can fix problems, especially game crashes due to this bug.

System updates should be checked

Be sure you are up to date with your system updates and have the latest version. It is common for Diablo 4 developers to release patches and hotfixes as soon as they are finished, and an announcement will be posted shortly after they are released. You never know, but a quick update might be all you need to fix your game.

Driver updates for graphics cards

When it comes to PC gaming, an outdated graphics driver is guaranteed to cause various issues such as sudden crashes, audio problems, latency and performance drops, etc. Check for updates on your device to avoid bugs and glitches, and keep your notifications on so you're notified if your graphics driver needs to be updated!

Possible fixes

There are a few methods listed below that were reported by users looking to fix the Prism error themselves, so if you're stuck while troubleshooting, you should try them out.

Switch to a keyboard and mouse and unplug the console controllers

A forum user commented that the Prism error was temporarily fixed after they unplugged their Xbox controller and switched to keyboard and mouse.

https://www.gameforce.blog/how-to-fix-error-code-prism-in-diablo-4/