The OnePlus 9 Pro is a 2021 Android 11, upgradable to Android 14, OxygenOS 14 smartphone powered by the Qualcomm SM8350 Snapdragon 888 5G (5 nm) with 12GB | 8GB and 128GB | 256GB internal storage. It features a 6.7", LTPO Fluid2 AMOLED, 1B colors, 120Hz, HDR10+, 1300 nits (peak), 1440.0x3216.0 display and is available in Morning Mist, Forest Green, Stellar Black.

The 9 Pro is equipped with a Li-Po 4500 mAh, a 48 MP, 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS main camera, a 16 MP, 1080p@30fps, gyro-EIS front camera. The device uses a · Nano-SIM · Nano-SIM + Nano-SIM configuration. It weighs 197 g.

Clearing the cache partition on your OnePlus 9 Pro 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.