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.

Clearing the cache partition on your Blackview A90 removes temporary system files that accumulate over time and can cause slowdowns, crashes or boot issues. Unlike a factory reset this process does not delete any personal data, photos, apps or settings, making it a safe first step when troubleshooting performance problems.

Clears temporary system files without deleting personal data.