The ZTE Axon 9 Pro is a 2018 Android 8.1 smartphone powered by the Qualcomm SDM845 Snapdragon 845 (10 nm) with 6GB and 128GB internal storage. It features a 6.2", AMOLED, HDR10, 1080.0x2248.0 display and is available in Black, Blue.

The Axon 9 Pro is equipped with a Li-Ion 4000 mAh, non-removable, a 12 MP, 4K@30fps, 1080p@30fps main camera, a 20 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 179 g.

A bootloop on the ZTE Axon 9 Pro 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.