ContribucionesMost RecentMost LikesSolutionsHow do you return a RS3 Duo+ Rainier Signal Booster A? I've been in possession of my signal booster since 2019 and I'm ready to part with it. Can I just return it to any T-Mobile store, or do I have to ship it back? It's been so long and I don't remember the process that was told to me over the phone back then.
