When using the software, IOS users sometimes encounter a message indicating that the network connection is incorrect or that the network cannot be connected when they clearly connect to the network. And this is more common in the new app. The reason is that the software permission is set up. Next, I teach users how to solve problems they encounter.
IOS device
This page is taken from experience without authorization
When you're done downloading, click Search. Note that wifi is connected at this time. But a link error is displayed. With 4G, it doesn't work either.
At this point we exit and go back to the main screen to find. Settings. Click in and slide down. Until you hit the bottom
At the bottom are the basic permission Settings for all apps. Find the app we just downloaded.
Tap the app whose permissions you want to modify and select Wireless Data. Example Modify network permissions.
Check the second option if you only want to use it with wifi. Can be used on any network Please check the third item. Check it and go back to the app and click Search. The application can then connect data.
Same for other applications