Wireless Joint

Just curious, what's your firmware version (e.g. with

Code: Select all

AT!PACKAGE?

)? Mine's fully updated and still seems to work fine, and I've managed to unlock it with OPENMEP a few times so far.

How did you pass the challenge with the latest firmware version?

I finally figured out that he's holding back the support for newer firmware on the MR6500 and later because of people using it for profit. See https://github.com/bkerler/edl/blob/master/sierrakeygen_README.md Generate your challenge eg "AT!OPENLOCK?" and he'll send back the response key. ...

treat it like it was sdx55 then it can work if it is not updated to the latest version, if it is you have to downgrade it before it will work. Thanks, I tried and it doesn't work. I'm not sure there is a downgrade for this model (MR6550) which is the newest, unlocked version. I hope someone can cra...

Is there a way to OPENLOCK on MR6550?
sierrakeygen is not updated to support this model/firmware.
I need to change IMEI.
Thanks.

Just making sure, but are you setting the band mask after you define it? The command you posted above only defines the band mask, you still have to set it with AT!BAND=02 This is assuming it took your defined mask, which you can check with AT!BAND? Yes, tried selecting the band via AT and also via ...

Carrier: T-Mobile. Device: MR6400, already unlocked and TTL set. I can see in the admin site that it first connects to NR5G N71, then in a second goes to LTE B2 (or B66 sometimes). Speed in B2 is like 17 Mbps, and better in B66 (like 30 Mbps). The interface does not have a band selection, it simply ...