[Q] ICS 4 trouble WiFi on sensation

[grish83]

I have Taiwanese version of Sensation XE and Sensation
After update firmware via FOTA no work wifi!
router mode wifi work on Sensation XE and Sensation!
Help me please how fix wifi problem.
no root, s-on Z710e 3.32.707.10
no root, s-on Z715e 3.32.709.108