Reset Your LT18 Router
With the router powered on, press and hold the RESET button for 6 seconds before release. Wait while the router resets.
Set the APN
If the router does not automatically connect to the correct APN, you can set the proper one manually.
Go to General Settings -> 3G/4G
- a. Set Network mode as 4G only
- b. Set APN profile as Manual
- c. Set APN

Red Plans: vzwinternet
Blue Plans: broadband
Magenta Plans: fast.t-mobile.com
- d. Leave username and password as blank.
- e. Leave Authentication as --Please Choose--

Save & Apply all the settings and then check your connection.