[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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Upgrading the firmware is very complex
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James_Yealink Offline
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Post: #4
RE: Upgrading the firmware is very complex
Hi Nestman,

Yes, you can go from 7.70.0.130 to 7.73.0.40.
Since there are huge difference between the two firmware, some configuration will lose in upgrading.

Regards,
James
03-02-2015 10:14 AM
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RE: Upgrading the firmware is very complex - James_Yealink - 03-02-2015 10:14 AM

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