Provider Backupsbutton located in the top menu. On the page just opened, click the button
Connect cloud account.
Create Service Account.
Compute Admin, select it and click
Continue. Ignore the step 3 by clicking
Create, a file will be downloaded. Open it with a text editor and copy the content.
GCPprovider. Type an intuitive name that will help you easily recognize the account later.
Savebutton, the list of your connected accounts will be reloaded and the newly connected account will appear.
Synchronize account. By doing that, Weap.io will import all your GCP Disks. If you don't press the button, Weap.io will automatically run the synchronization after some minutes.