How to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0 - Android - Recently OnePlus 2 rolled out the OxygenOS 3.5.5 with VoLTE support
How to Downgrade OnePlus 2 from OxygenOS 3.5.5 to OxygenOS 3.1.0 - Android - Recently OnePlus 2 rolled out the OxygenOS 3.5.5 with VoLTE support