...
Once you’re logged into GCS, tap the hamburger menu in the top left corner
Tap your user name
Tap Saved PINs
Choose the device you need the PIN for
Now you’ve got your PIN back
...
Once you’re logged into GCS, tap the hamburger menu in the top left corner
Tap your user name
Tap Saved PINs
Choose the device you need the PIN for
Now you’ve got your PIN back