Firmware downgrade

[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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Threaded Mode \| Linear Mode Firmware downgrade
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Yealink Support Offline

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Post: #4

RE: Firmware downgrade

Hi,donovanc

I tested found to be possible

I suggest you try again, to ensure that the correct version of the firmware upgrade

Here is the Firmware Version 7.61.0.80 ，please check

ftp://Jim:v2R88xcL@ftp.yealink.com/%C1%D...1.0.80.rom

If it dosen't work, then you can put the process of upgrading the screenshot to me to see it.I can see where the wrong

08-28-2014 09:38 AM

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Messages In This Thread

Firmware downgrade - donovanc - 07-22-2014, 11:30 PM

RE: Firmware downgrade - Yealink Support - 08-13-2014, 08:54 PM

RE: Firmware downgrade - donovanc - 08-14-2014, 04:13 PM

RE: Firmware downgrade - Yealink Support - 08-28-2014 09:38 AM

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