: Once linked, you can activate Clip Studio Paint on multiple devices using the same activation code, making it convenient to work on different machines.
To activate Clip Studio Paint (CSP), you must enter your code through the official web portal or within the application. Activation codes are typically issued for Ver. 2.0 or later, annual/monthly plans, or update passes Clip Studio Support How to Use Your Activation Code
If you bought it via the official website or Steam: