The Asus Zenfone 3 ZE552KL is a 2016 Android 6.0.1 smartphone powered by the Qualcomm MSM8953 Snapdragon 625 (14 nm) with 3GB | 4GB and 32GB | 64GB internal storage. It features a 5.5", Super IPS+, 1080.0x1920.0 display and is available in Sapphire Black, Moonlight White, Shimmer Gold.

The Zenfone 3 ZE552KL is equipped with a Li-Ion 3000 mAh, non-removable, a 16 MP, 4K@30fps main camera, a 8 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Micro-SIM configuration. It weighs 155 g.

A bootloop on the Asus Zenfone 3 ZE552KL 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.