For serval days I was trying to update my S20 via Garmin express, got a message saying servers are unavailable at this time?
For serval days I was trying to update my S20 via Garmin express, got a message saying servers are unavailable at this time?
This was due security settings changes. Remove the S20 from Garmin Express
Then add it back so you are prompted to enter your Garmin account credentials.