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T48 won't upgrade
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complex1 Offline
3CX Adv. Cert. Engineer
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Post: #4
RE: T48 won't upgrade
(11-05-2019 06:58 PM)lonvoice Wrote:  
(11-05-2019 06:33 PM)complex1 Wrote:  Firmware xx.xx.23.xx is a so called customized firmware.

OK that makes sense, but shouldn't I be able to reflash to standard firmware anyway?

Some manufacturers of customized firmware do not allow users to reflash to the standard firmware. Somehow they lock the firmware.
It looks like this is one of theme.

Kind regards,
Frank.

I am not an employee of Yealink.
Dutch is my native language, not English. Apologies for my imperfect grammar.
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11-05-2019 09:13 PM
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Messages In This Thread
T48 won't upgrade - lonvoice - 11-05-2019, 11:30 AM
RE: T48 won't upgrade - complex1 - 11-05-2019, 06:33 PM
RE: T48 won't upgrade - lonvoice - 11-05-2019, 06:58 PM
RE: T48 won't upgrade - complex1 - 11-05-2019 09:13 PM
RE: T48 won't upgrade - lonvoice - 11-05-2019, 11:28 PM
RE: T48 won't upgrade - YUK_Support - 11-07-2019, 01:23 PM
RE: T48 won't upgrade - lonvoice - 11-08-2019, 01:00 AM
RE: T48 won't upgrade - YUK_Support - 11-08-2019, 10:14 AM
RE: T48 won't upgrade - lonvoice - 11-08-2019, 10:20 AM
RE: T48 won't upgrade - YUK_Support - 11-08-2019, 11:03 AM
RE: T48 won't upgrade - YUK_Support - 12-11-2019, 03:36 PM
RE: T48 won't upgrade - lonvoice - 12-11-2019, 04:08 PM

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