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T48G with SfB Firmware can't Signing in
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Karl_Yealink Offline
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Posts: 673
Joined: Apr 2015
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Post: #2
RE: T48G with SfB Firmware can't Signing in
Suggest that you can reset the phone then test again.
Please press the OK button about 10 sec to reset the phone.
After upgrade, reset the phone is necessary.
03-08-2016 04:52 AM
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RE: T48G with SfB Firmware can't Signing in - Karl_Yealink - 03-08-2016 04:52 AM

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