Watch Active 2 Combination Firmware Based On Tizen 5.5
This is the combination firmware for Samsung Galaxy Watch Active 2 44mm SM-R820 based on Tizen 5.5. Use only this combination firmware while changing CSC when your'e Watch is running on Tizen 5.X.X to check that go in Settings>About>Software. If you're watch is running on Tizen 4.X.X then simply download the Tizen 4 Combination firmware for that file check other posts in blog section. If you use Tizen 4 Combination firmware on Tizen 5.5 based Watch Active 2 (any model) it will likely disable WiFi of you're watch.
Link For Download Of Tizen 5 Based Combination Firmware For SM-R820