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Yealink Forums » IP Phone Series » Phone specific topic » T2xP Series » unable to upgrade firmware T21

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unable to upgrade firmware T21
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sergeysi Offline
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Posts: 15
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Post: #2
RE: unable to upgrade firmware T21
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.
08-03-2015 11:31 PM
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unable to upgrade firmware T21 - ClearBoth - 08-03-2015, 09:49 PM
RE: unable to upgrade firmware T21 - sergeysi - 08-03-2015 11:31 PM

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