Sometimes the screen of Xiaomi mobile phone is not bright, only the following three buttons are bright. Sometimes it's useless to press any key and the screen is useless. Solution?

Frequently asked questions of Xiaomi mobile phone

1. The phone crashed.

Cause analysis:

1, there are too many programs running in the background, which takes up too much running memory, causing the system to feign death and crash.

2. Mobile phone virus

3. The mobile phone stores too much data or installs too many programs.

Treatment method:

1. Quit some programs running in the background, and get into the habit of quitting running programs by returning or quitting virtual keys.

2, install antivirus software antivirus

3. Delete and uninstall some uncommon materials and programs or transfer some programs to the memory card.

2. Automatic stop

Cause analysis:

1, battery contact or battery connector is oxidized

2, caused by static electricity

3, caused by insufficient electricity

4, the root cause

5. The time switch is set.

Treatment method:

1. Try the battery connector with an eraser or cotton swab.

2, keep the phone clean, or bring a phone holster.

3, due to insufficient power, you can charge it.

4. Send the mobile phone to after-sales for upgrade.

5. After restarting, you can cancel the planned shutdown.

3. Is the fuselage hot or not?

Cause analysis:

A smart phone is equivalent to a microcomputer. When the CPU is working, it will generate heat (but unlike computers, mobile phones have special cooling equipment), and the heat will be emitted through the shell, so we will feel the fuselage heating, which is normal. When playing a large 3D game or using a mobile phone while charging, the fever phenomenon is more obvious.

Solution:

Try to avoid making long phone calls, watching videos or playing games while charging.

6 fast power consumption and short standby time

1, there are many programs running in the background.

2. The screen brightness is high.

3. Turn on Bluetooth, GPS, WIFI and data connection.

4. The frequent use of smart phones is also an important reason for the short standby time.

Solution:

1. Press the HOME key in the main interface to call up the recently run program and slide out the programs running in the background.

2. Turn down the screen brightness appropriately.

3. Turn off Bluetooth, GPS, WIFI or data connection when not in use.

At present, most mobile phones are charged once a day, and only some mobile phones with large battery capacity will have a longer standby time. One charge a day is the norm.