When the Ringover application is placed in the background on some phones, settings must be adjusted so that calls can be received 📱, otherwise the phone will block this data by default.
Your phone is under MIUI10
Go to the ⚙️ settings on your phone and select "Applications".
In "Manage Applications", choose "Ringover".
In "Permissions", activate all options ✅.
Finally, in "Background Settings", click on "No Restrictions".
Your phone is on Android One (Xiaomi Mi A2, A2 Lite, A3)
Go to the ⚙️ settings on your phone and select "Applications & Notifications".
Search for "Ringover" then in "Authorizations", authorize everything ✅.
Go to "Battery" 🔋 and click on "Battery Optimization". Click on all applications. ("Not Optimized" by default).
Search for "Ringover" and click "Do Not Optimize".
There, it's done 🎉
If once the manipulation is done, you notice that the problem persists, do not hesitate to contact our support team.