The Oppo K9 Pro is a 2021 Android 11, ColorOS 11.3 smartphone powered by the Mediatek Dimensity 1200 (6 nm) with 12GB | 8GB and 128GB | 256GB internal storage. It features a 6.4", AMOLED, 120Hz, HDR10, 430 nits (typ), 800 nits (peak), 1080.0x2400.0 display and is available in Black, Aurora.

The K9 Pro is equipped with a Li-Po 4500 mAh, a 64 MP, 4K@30fps, 1080p@30/60/120fps; gyro-EIS main camera, a 16 MP, 1080p@30fps, gyro-EIS front camera. The device uses a Nano-SIM + Nano-SIM configuration. It weighs 180 g.

Performing a soft restart on your Oppo K9 Pro is the quickest way to resolve minor performance issues, app freezes, or unresponsive touch screens without losing any data. Unlike a factory reset, a soft reset simply reboots the device and clears temporary memory, making it the recommended first step for any troubleshooting.

Does not erase any data. Always try this first.