ContribucionesMost RecentMost LikesSolutionsRe: Inseego MiFi m2000 T-Mobile will provide an unlock code that you enter via the admin site. 192.168.1.1/carrierunlock Re: new sim If the hotspot is "carrier locked" with T-Mobile they will need to give you an unlock code, which you will enter on the admin site for your hotspot. I just did so successfully with a Inseego MiFi M2000.