Troubled by OPPO K9 Pro unlocking problems? Don't worry, PHP editor Baicao brings you a detailed unlocking guide to help you unlock your device easily. This article will introduce step by step how to unlock OPPO K9 Pro, from basic settings to advanced techniques to meet the needs of different users. Read on to unlock your OPPO K9 Pro and enjoy the freedom of use!
1. Open the phone settings and click [Fingerprint, Face and Password].
2. There are lock screen passwords, fingerprints, and face unlock methods. Click to enter the settings.
This article takes oppok9pro as an example and is applicable to ColorOS 11.3 system
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