try
Try this, in the region select Indiana (east) click ok
If that holds, then you can select your region, there is a bug
that prohibits the region change unless you select a completely different
region first. Let me know if that works.
CC
Now, the previous firmware version, 5.0ghz band is ok. For follow your suggest, i needed flash the last firmware again, for now i don't to do it.
How to reset region, because i choose another one, and no fix the problem?!
Thanks.
Try this, in the region select Indiana (east) click ok
If that holds, then you can select your region, there is a bug
that prohibits the region change unless you select a completely different
region first. Let me know if that works.
CC