The Micromax Bolt Supreme Q300 is a 2016 Android 5.1 smartphone powered by the Spreadtrum SC7731C with 512MB and 4GB internal storage. It features a 3.5", TFT, 256K colors, 320.0x480.0 display and is available in Black.

The Bolt Supreme Q300 is equipped with a Li-Ion 1200 mAh, removable, a 2 MP, 320p main camera. The device uses a Dual SIM (Micro-SIM, dual stand-by) configuration. It weighs 222 g.

A bootloop on the Micromax Bolt Supreme Q300 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.