Amazfit GTR 4 Gets 3.20.2.1 Update
Amazfit GTR 4 has finally received its new March update in all the major countries. Its brother Amazfit GTS 4 already enjoyed the same update two days ago, and GTR 4 is bagging a new software version. The changelog is the same for both smartwatches and targets the same functions. For Amazfit GTR 4, Huami…