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Why do I need to activate or deactivate my apps? Activation validates your software license by contacting Adobe servers periodically. The frequency depends on the app and your plan. Deactivation disconnects your app from your computer. You can then activate the apps on another computer or later reactivate them on the same computer. How do I activate an app? Make sure your computer is connected to the Internet. Open the app that you want to activate. If prompted, sign in. Your app is now activated. Otherwise, choose one of the following options from the Help menu depending on your app:                   Help > Sign in                  Help > Activate  If you see Sign Out in the menu option, it means you are already signed in. How do I deactivate an app? Make sure your computer is connected to the Internet. Open the app that you want to deactivate, and sign in if prompted. Choose one of the following options from the Help menu depending on your app:               Help > Sign out                 Help > Deactivate  If you select Help > Deactivate choose one of the following options (when prompted): Deactivate or Suspend Activation: Temporarily deactivates the app, but retains licensing information on your computer. Deactivate permanently: Removes the licensing information from your computer and requires you enter a serial number to activate again. RUNNING INTO A PROBLEM? If you still have issues in activating or deactivating your apps, see one of the following: Troubleshoot Creative Cloud activation errors  Troubleshoot activation errors for non-subscription products Switching to a new computer? If you bought a new computer and want to transfer your apps to it, simply deactivate your apps from the old computer so that you can use them on the new computer.