The OnePlus 15 is a 2025 Android 16, OxygenOS 16 smartphone powered by the Qualcomm SM8850-AC Snapdragon 8 Elite Gen 5 (3 nm) with 12GB | 16GB and 1TB | 256GB | 512GB internal storage. It features a 6.8", LTPO AMOLED, 1B colors, 165Hz, PWM, Dolby Vision, HDR10+, HDR Vivid, 800 nits (typ), 1800 nits (HBM), 1272.0x2772.0 display and is available in Infinite Black, Ultra Violet, Sand Storm.

The 15 is equipped with a Si/C Li-Ion 7300 mAh, a 50 MP, 8K@30fps, 4K@30/60/120fps, 1080p@30/60/240fps, Auto HDR, gyro-EIS, Dolby Vision, LUT main camera, a 32 MP, 4K@30/60fps, 1080p@30/60fps, gyro-EIS, HDR front camera. The device uses a · Nano-SIM + Nano-SIM + eSIM (max 2 at a time) · Nano-SIM + Nano-SIM configuration. It weighs 211 g.

Clearing the cache partition on your OnePlus 15 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.