Use APKPure App
Get huaCtrl old version APK for Android
Manage Your huawei router
Using this app You can check router signal/data and other info.
You can test Your connection using build in speedtest!
Tested on B525, but probably will work with any HUAWEI Hi-Link LTE router with admin access!
Not support mobile routers (with batteries) or router managed by ISP like some B310.