Why can’t I load/use certain apps using 3G on Xiaomi phone running MIUI V5 ?

Having problem loading your Facebook timeline, streaming Youtube video or surfing the Internet when you’re connected to 3G on your Xiaomi phone ? Kindly follow the steps below to ensure you didn’t restrict those apps from using the mobile data connection.

1. On your phone, find and launch the Security app.
2. Tap Data usage > Restrict.
3. On either the Downloaded or Apps tab, find the affected apps and tap  to change to  in the Data column.
   
4. That’s it. The affected apps should be able to use the mobile data connection by now.

Note: The steps here were written for a Xiaomi device running MIUI V5. If you’re having a different version of MIUI, there’s a possibility that the steps and screenshots will be different.