Update README.md

Author: mackysoft

README.md

@@ -2,6 +2,9 @@
 
 This is a repository of instructions on how to acquire the ALF and ULF files for activating Unity.
 
+> Currently, this activation method is legacy. Please follow the official GameCI documentation for the new activation.
+> 
+> https://game.ci/docs/github/activation
 
 ## Usage
 
@@ -37,10 +40,6 @@ For this repository, [here](https://github.com/mackysoft/Unity-ManualActivation/
 
 ### 5. Aquire ULF file
 
-> Activation of the personal license is currently disabled in unity license page. Please refer to the following
-> 
-> https://github.com/game-ci/documentation/issues/408
-
 1. Open the manual activation page of Unity. (https://license.unity3d.com/manual)
 2. Activate using the `Unity_v20XX.X.XfX.alf` file you acquired.
 3. Click `Download license file` to download the ULF file.