The Xiaomi Mi 4i is a 2015 Android 5.0.2 smartphone powered by the Qualcomm MSM8939 Snapdragon 615 (28 nm) with 2GB and 16GB | 32GB internal storage. It features a 5.0", IPS LCD, 1080.0x1920.0 display and is available in Dark Gray, Black, White, Yellow, Blue, Pink.

The Mi 4i is equipped with a Li-Ion 3120 mAh, non-removable, a 13 MP, 1080p@30fps, 480p@120fps main camera, a 5 MP front camera. The device uses a Dual SIM (Micro-SIM, dual stand-by) configuration. It weighs 130 g.

A bootloop on the Xiaomi Mi 4i 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.