First, the computer connection problem

There is no response when the mobile phone is connected to the computer. I believe this is a common problem encountered by many netizens when they first started their mobile phones. In fact, this problem can be solved by setting.

First enter "Settings", then click the "About Mobile Phone" function several times until the "developer mode" of the mobile phone is activated, and then click "developer mode" to open the "usb debugging" function. At this time, when the mobile phone is connected to the computer, it can be successfully connected!

Second, the application installation problem.

This problem is also very common. When a new mobile phone wants to install an application, the system prompts "Application cannot be installed", which can be solved by the following setting methods:

Similarly, after entering Settings, click Advanced Options, then select Security, and finally open Unknown Sources to solve the problem that cannot be installed;

Third, the touch screen is not working.

In the process of using the mobile phone, if you find that the touch screen is not smart or slow, you can solve it by the following methods:

After entering Settings, click Advanced Options, click Accessibility, and then turn off Zoom in Gestures.