The following tutorial will detail how to activate GoodSync V11 on Mac. Please ensure that you have installed the latest version 11. If not, download and install the latest version of GoodSync V11 from here. If installed, please proceed with the activation steps below.
1) Open the GoodSync application
2) Then select Help >>Activate Licenses
3) Select "Activate with GoodSync Account". If your data is not entered please setup your account by following the steps from here.
4) Your GoodSync activation is now complete.