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unable to upgrade firmware T21
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ClearBoth Offline
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Post: #3
RE: unable to upgrade firmware T21
(08-03-2015 11:31 PM)sergeysi Wrote:  Not sure, but you provided link for T21P E2 firmware. T21P and T21P E2 are different phones. According to http://www.yealink.com/SupportDownloadfi...5&flag=142 you have quite latest firmware.

I never realized that. Thanks for the information.
08-04-2015 03:41 PM
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unable to upgrade firmware T21 - ClearBoth - 08-03-2015, 09:49 PM
RE: unable to upgrade firmware T21 - ClearBoth - 08-04-2015 03:41 PM

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