Asa result your OPPO F1 will be as new and your Qualcomm Snapdragon 616 MSM8939v2 core will run faster. First method: In the first step turn off the cell phone by using the Power button. In the next step press and hold together Volume Down and Power key for a few seconds. You should release Power key as soon as the Oppo logo appears on the Hardware& Software Products Support. Hardware & Software Products. NCK Team Products OppoF1 Plus privacy screen protector film with an anti-glare feature. Vay Tiền Nhanh. 1Before you start If you would like to change the SIM pin code, start from the next step. If you would like to set up a lock screen on your phone, jump to step 12. Make sure you have your Public SIM PIN before you start the guide. 2Swipe left 3Select Settings 4Scroll to and select Additional settings 5Select Safety and privacy 6Select Set up SIM card lock 7Select Change SIM PIN 8Enter your Old SIM PIN and select OK Old SIM PIN 9Enter your New SIM PIN and select OK New SIM PIN 10Confirm your new SIM PIN and select OK Confirm new SIM PIN 11Your SIM PIN has been changed 12To activate your screen lock, go to the Settings menu and select Fingerprint and password 13Select Lockscreen password 14Turn on Enable lockscreen password 15Draw an unlock pattern 16Draw the unlock pattern again 17Your phone is now secure with a screen lock Grid List F1plus X9009 Reset Exclusive OPPO Reset Screen Lock F1 Plus X9009 Date 05-02-2019 Size MB Download How to pin the screen on an Oppo F1 Plus? There are times when we need someone else to use our Oppo F1 Plus either to see a photo, a video, use an application or visit a web page, but we do not want them to be able to access the rest of the applications and data on our device either by privacy, security or to avoid example, there are times when we need to give the Oppo F1 Plus to a friend, family member or even a small child and we do not want them to leave that app that we have opened. This is very useful, for example, so that young children can watch videos on YouTube without leaving the application and we can even prevent them from doing anything other than watching, that is, blocking the touch panel until we that you want to let someone see a photo or video from Instagram but you don't want them to be able to “like” that publication or see the rest of the publications and “gossip”, since it is possible to do so on our Oppo F1 Plus, follow the following steps and we will tell you how to configure feature is only available from Android version 9, the Oppo F1 Plus comes from the factory with version Android Lollipop. Estimated time 2 minutes. 1- First step As most Android functions “Screen pinning” must be activated from the Oppo F1 Plus settings, for this we click on “Settings” to start with the configuration. 2- Second step Scroll down the Oppo F1 Plus settings, look for the section called “Security”, click to access. 3- Third step The pin screen function is a bit hidden in the Oppo F1 Plus settings so we must click on “Advanced” to access these hidden settings. 4- Fourth step Scroll down through the Oppo F1 Plus screen until you find the “Screen pinning” section, press to activate it and define its settings. 5- Fifth step Press to activate “Screen pinning” if it is not active. 6- Sixth step Click on “Ask for unlock pattern before unpinning” if you want to enter a different code from the one you have to unlock the Oppo F1 Plus, in this way you can protect your personal unlock code or pattern. 7- Seventh step We have already activated this very interesting function to loan the Oppo F1 Plus to someone else. Now to test how it works or put it to use you must open the application that you want to “pin” or keep open and from which you will not be able to exit without unlocking the Oppo F1 Plus, once opened you must click on the recent applications button, it is of the square button at the bottom right of the screen of your Oppo F1 Plus. 8- Eighth step Now click on the icon of the application that you want to “pin on the screen” to display the menu of available options. 9- Ninth step Among the options that will now appear displayed, you will see “Pin” next to the icon of a thumbtack or tack. Press to pin this application on your Oppo F1 Plus. 10- Tenth step You already have the application fixed on the screen, anyone using your Oppo F1 Plus will not be able to exit the application without knowing the unlock code or pattern that you have defined. When you have finished and you want to deactivate or stop setting this application, you must press and hold the back and recent applications buttons at the same time as seen in the image below. With these simple steps we have learned to activate and use “Screen pinning” in our Oppo F1 Plus, once configured you can use it at any time by pressing the recent applications button as shown in point seven.

oppo f1 plus lock screen