maps

What is the latest maps version for Garmin maps? I got an email a year ago that an update is available, and finally got around to doing it this evening, but the Garmin Express app on Windows is showing no update available for my 2021.0 maps. Last time I updated was probably in or around 2021...

I recently updated the navigation and noticed that the speed limit is shown in what appears to be km/h. For example in a 45 mph zone, the display would show 72. Does anyone know how I can fix this? Before the updated: After the update:

Has anyone used a bluetooth OBD2 scanner with ABRP? Which one did you get, and how fast is the refresh? I saw that the more expensive ones refresh every second, while the cheaper ones refresh every 10 seconds. Any thoughts on how the extra data provided by the pricier one might help predict...