Home » How to Fix Undecember Illegal Use Detected 5-380 Error
Undecember

How to Fix Undecember Illegal Use Detected 5-380 Error

How to Fix Undecember Illegal Use Detected 5-380 Error

The 5-380 error code with a message pops up for some Undecember players when they launch the game. The error message says, "Illegal use detected. Please contact support. 5-380".

There is a method to fix the Undecember 5-380 error. I will show it to you down below.

How to resolve 5-380 Error in Undecember

The 5-380 error occurs if TLS (Transport Layer Security) protocols are not enabled. You need to turn on TLS protocols in Internet Explorer (not Microsoft Edge). You can do this by following these steps:

  • Type Internet Explorer into the Windows search bar.
  • Open Internet Explorer
Open Internet Explorer
  • To open Tools, press the Alt + X keys
  • Then select the "Internet options"
Internet options
  • Go to the Advanced tab.
  • After that, scroll down and tick "Use TLS 1.0", "Use TLS 1.1", "Use TLS 1.2", and "Use TLS 1.3"
Internet Options - TLS
  • Click OK and restart your PC.
Need for Speed Unbound Gameplay Tra...

I hope this guide helped you how to tackle error code 5-380 in the game.

Register Without Credit Card Required!

Add Comment

Click here to post a comment