The OnePlus 3T is a 2016 Android 6.0.1 smartphone powered by the Qualcomm MSM8996 Snapdragon 821 (14 nm) with 6GB and 128GB | 64GB internal storage. It features a 5.5", Optic AMOLED, 1080.0x1920.0 display and is available in Gunmetal, Soft Gold, Midnight Black.

The 3T is equipped with a Li-Ion 3400 mAh, non-removable, a 16 MP, 4K@30fps, 1080p@30/60fps, 720p@120fps, Auto HDR main camera, a 16 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 158 g.

A bootloop on the OnePlus 3T occurs when the device repeatedly restarts without fully loading Android. This is commonly caused by a failed software update, corrupted system files, or an incompatible app. Most bootloops can be resolved without losing data by clearing the cache partition first before attempting a factory reset.

Factory reset may be needed as a last resort — erases all data.