The Blackview A90 is a 2021 Android 11 smartphone powered by the Mediatek MT6771 Helio P60 (12 nm) with 4GB and 64GB internal storage. It features a 6.4", IPS LCD, 720.0x1560.0 display and is available in Black, Blue, Orange, Purple.

The A90 is equipped with a 4280 mAh, a 12 MP, 1080p@30fps, HDR main camera, a 8 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 185 g.

A bootloop on the Blackview A90 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.