Is iOS 10.3 updated? Why can't my apple receive push messages and connect to WLAN?

Temporarily launch or test the version;

If you want to update, you can help update:

1, the computer installs PP assistant, which can be downloaded in official website; ;

2. The data cable connects the mobile phone and the computer, and the mobile phone clicks Trust;

3. Click Install Mobile Phone;

4. After success, click on the navigation bar to brush the machine with one button, select the device model, and click on the download firmware version 10.3. After completion, the word "brush the machine" appears. Check the box below to keep the user data, automatically activate the device after brushing, and then click Brush Now to keep the data cable connected.