I do not think it is possible after 3.0. With 3.0 you could replace the carrier control file with one that said tethering is allowed. After 3.0 they required the carrier control file to be checksumed and digitally signed.
I do not think it is possible after 3.0. With 3.0 you could replace the carrier control file with one that said tethering is allowed. After 3.0 they required the carrier control file to be checksumed and digitally signed.