[YMCS/YDMP Free Trial Program]Yealink would like to offer Free Trial Program of Yealink device management service for our current eligible customers. You can see the details below.
https://www.yealink.com/ydmp-freetrial-2020


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W52P/H upgrade handset doesn't work.
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complex1 Offline
3CX Adv. Cert. Engineer
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Posts: 1,338
Joined: Jan 2014
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Post: #3
RE: W52P/H upgrade handset doesn't work.
tps Wrote:When i try to upgrade the handset via your upgrade tool and a usb cable i get the following message : OEM VERSION CHECK DISAFFINITY, SKIP UPGRADE.
You can’t upgrade your handset with Yealink International firmware because your handset contain customized and thus locked firmware.
For the newest firmware you have to ask your sales representative.
09-25-2014 08:49 PM
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Messages In This Thread
W52P/H upgrade handset doesn't work. - tps - 09-24-2014, 09:47 PM
RE: W52P/H upgrade handset doesn't work. - complex1 - 09-25-2014 08:49 PM

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