The Energizer Hardcase H621S is a 2021 Android 11 smartphone powered by the Mediatek MT6762 Helio P22 (12 nm) with 4GB and 64GB internal storage. It features a 6.2", IPS LCD, 720.0x1520.0 display and is available in Black.

The Hardcase H621S is equipped with a Li-Po 5000 mAh, a 48 MP, 1080p@30fps main camera, a 8 MP, 1080p@30fps front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 241 g.

Clearing the cache partition on your Energizer Hardcase H621S 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.