Yes, Garmin is undergoing a loss of service attack.
But the workaround works just fine.
These mile splits are a bit better than what the watch showed. No miles over 15 minutes! I knew I had a decent walk, though, yes, I know, this was my “easy long pace” walk in times past. I was just glad to do it without glute pain; posture improvement is helping as are the pre walk exercises.
Afterward: 195.5. Slight “heaviness” in the knee.
Life of an old goat 