The Asus Zenfone 2 Laser ZE550KL is a 2015 Android 5.0 smartphone powered by the Qualcomm MSM8916 Snapdragon 410 (28 nm) Qualcomm MSM8939 Snapdragon 615 (28 nm) with 2GB | 3GB and 16GB | 32GB internal storage. It features a 5.5", IPS LCD, 720.0x1280.0 display and is available in Black, White, Red, Silver, Gold.

The Zenfone 2 Laser ZE550KL is equipped with a Li-Po 3000 mAh, removable, a 13 MP, 1080p@30fps main camera, a 5 MP front camera. The device uses a Dual SIM (Micro-SIM, dual stand-by) configuration. It weighs 170 g.

A bootloop on the Asus Zenfone 2 Laser ZE550KL 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.