1. Dial *3001#12345#* (including the stars and pound signs), then press Call button;
2. Choose the right column, click ‘Serving Cell Info’ ;
3. Check ‘freq_band_ind’.
There are some apps on Android, including free LTE Discovery and Network Cell Info Lite App, here are the method for LTE Discovery:
1. Download and install the app:LTE Discovery;
2. Tap ‘SIGNALS‘;
3. Check band number.
Note: Please make sure that the APP is get access to your location before you get start to test the band.
us:https://www.wirelessadvisor.com/
au:https://www.accesscomms.com.au/australian-mobile-telephone-networks/
Worldwide:https://www.frequencycheck.com/countries
If none of the above can be confirmed, please contact our technical support at the first time.