Why does Apple Seven plus always flash back?

Take the ios 12 system as an example. The reasons why Apple 7plus always flashes back are as follows:

1, too much cache garbage;

2. There are too many programs running;

3. There is malicious code in mobile phone antivirus software;

4. Application version problem;

5, the network speed problem;

6. Missing data package;

7. The system is incompatible;

8. The resolution is incompatible.

IPhone7Plus is an upgraded version of Apple 7, which was released on September 8th, 20 16.

IPhone 7 Plus configuration

It's a dual camera,12 million pixels, and the blur effect is natural. You can see a preview of the blurred background in the camera interface. Brightness increased by 25%, and the color was better. Speaker upgrade, use up and down stereo speakers. Cancel the 3.5mm headphone jack and introduce a new headset, Apple AirPods.

The battery life is up to 5 hours, and you can play music automatically with headphones. The microphone effect of the beam is better. Double-click the headset to turn on Siri. Charging box supports 24-hour battery life. The link is simple. As long as it is turned on, the iPhone can automatically recognize it. Use W 1 chip, as well as sensors and batteries, all in the compact earphone body.