upgrade

  1. Yealink firmware upgrade issue

    Hello! I'm 3cx free trial tester. I have some voip phones Yealink T21P E2. I upgraded firmware on one phone to 52.83.0.55 (this is firmware from 3cx site. It's compatible with 3cx pbx). On Yealink official site i saw that 52.84.0.10 available. I tried to upgrade it. Upgrade process failed. I...
    • nickdsl
    • Thread
    • downgrade firmware upgrade yealink
    • Replies: 0
    • Forum: Server

  2. Debian Upgrade - 3CX not running.

    the UI asked for an upgrade. and after I proceeded 3CX seems to have collapsed. I did change the version from jesse to stretch, but i still get the following: apt-get install 3cxpbx Reading package lists... Done Building dependency tree Reading state information... Done Some packages could...

  3. Need help on upgrading to new Version

    hi there, I am had been using 3CX 3 years ago. Due to lack of maintenance, my system is still in V12, which the system was installed on a local computer (not in cloud). Here sre my questions, I remember I had purchased a 8-sim version with permanent license. But today when I look into...

  4. Issues upgrading to v15.5

    Hi, I am attempting to upgrade a v14.49169.513 PBX up to v15.5. The install process appears to work correctly and I select to install from my v14 backup. It seems to pull the license key from the backup okay (which then proceeds to tell me it is for an older version. This is no issue as I am...

  5. 3cx License Upgrade

    Hello, We have a main account and another account for which we are the reseller. We need to upgrade one of the licenses to have more SIM calls. When we try to do that via the customer portal there is a no option to upgrade. And when we try to do that via this link it says contact your...

  6. New to 3CX. Updating from v14 to v15 question.

    Recently started a new IT position and getting acquainted with the 3CX system. I'll be in charge of upgrading our current system 14 to version 15.5. We have a gateway we go through (Patton SN4114). Been reading a lot of articles in regard to backups and all. Questions I have: When restoring...
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