The Nokia C21 Plus is a 2022 Android 11 smartphone powered by the Unisoc SC9863A (28 nm) with 2GB | 3GB | 4GB and 32GB | 64GB internal storage. It features a 6.5", IPS LCD, 720.0x1600.0 display and is available in Dark Cyan, Warm Gray.

The C21 Plus is equipped with a Li-Ion 4000/5050 mAh, a 13 MP, 1080p@30fps main camera, a 5 MP, 720p front camera. The device uses a · Nano-SIM · Nano-SIM + Nano-SIM configuration. It weighs 178 g.

A bootloop on the Nokia C21 Plus occurs when the device repeatedly restarts without fully loading Android. This is commonly caused by a failed software update, corrupted system files, or an incompatible app. Most bootloops can be resolved without losing data by clearing the cache partition first before attempting a factory reset.

Factory reset may be needed as a last resort — erases all data.