Remove screen lock passcode Oppo F1s A1601

ColorOS is an operating system created by OPPO Electronics (OPPO) of Guangdong, China. It is a fork of Google's operating system Android. ColorOS with some customizations such as gestures for screen off, screen on, communication, a security centre, lock screen magazines, options for long screen shot, eye protection changing to a warmer color temperature, FTP Server and others. Oppo F1s with A1601 model was used to set a screen-lock protection, then this phone is sold again or some reasons, the owner can't remember how to unlock. You can't make factory reset to clean this screen-lock and this time, you need my service. We can remove all kinds of screen-lock protection: password lock, pin lock, pattern lock, swipe lock. My work won't affect or make harmful for your Oppo phone and your phone will be cleaned everything with good condition. ------------------------------------------------------------------ My information Whatsapp, Telegram: +84 909911920 iMessage, Wechat, Viber: +84 909911920 Messenger: www.facebook.com/shomesconan (Tam Nguyen) Skype: [email protected] Mail: [email protected]