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Full Version: how can find old firmware for SIP-T20P
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Hi
how can find old firmware for SIP-T20P.
my firmware is 9.70.0.140
and i want to upgrade to this time
Hi

if you want to upgrade to the last firnware(9.73.0.50),you can get the last firmware from below link:

http://support.yealink.com/documentFront...umentId=19

if you want to upgrade to 9.70.0.140,please download this version from below link:

http://ftp.yealink.com/?ShareToken=BF281...B9972CD315

BR

klaus
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