The Realme V21 is Android 12, Realme UI 3.0 smartphone with 4GB | 6GB | 8GB and 128GB internal storage. It features a 6.6", TFT LCD, 720.0x1612.0 display and is available in Black, Blue.

The V21 is equipped with a 5000 mAh, a 13 MP, 1080p@30fps main camera, a 8 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Nano-SIM configuration.

Clearing the cache partition on your Realme V21 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.