upgrade 18 to 20

  1. Will performing an in-place upgrade from v18 to v20 cause the FQDN to be refreshed.

    Hi Everyone, I’m looking for some guidance on completing an upgrade from v18 to v20. After running into several issues trying to restore my v18 backup onto a clean v20 installation (including an invalid option in the XML config file), the FQDN validation failed and my FQDN is now locked for 7...

  2. License disappeared in my web admin list (urgent)

    Hi, this message is ment for a 3cx moderator ... I am upgrading sites with V18 to V20 the last weeks and everything went well until now. But not for the next one. For the upgrade to V20 a backup is made with a system owner. V18 is removed from the system. V20 is installed and when the...

  3. V18 to V20 Issues

    I experienced the weirdest issue when going from v18 to v20. The employee's phone numbers when called from an external phone (cellphone) would go straight to the receptionist's phone instead of the assigned DID. However, calling my cellphone from the work phone, it worked fine and showed the...
  4. Bruce Smith

    Upgrading from V18 to V20 SQL error

    I'm looking at a customers 3CX there wanting to upgrade now from 18 to 20 but when I run the upgrade i get this error See attached text file, as not able to post. What doe it mean ??

  5. V20 Missing Features and V18 Extension

    Hello All, With V20 still lacking features in V18, is there an opportunity for continued v18 functionality beyond 2024 until v20 has matured? One item that sparks this question is the removal of granular scheduled reports within 3CX. 3CX v20's scheduled reporting feature only supports a single...

  6. Version 20.0 Update 3 Hot Desking

    We recently upgraded our 3CX system from V18 to Version 20.0 U3 remotely. Post-upgrade, we tested all functionality successfully, except for Hotdesking. When testing Hotdesking onsite, users encountered an "Access Denied" message when dialing the feature access code to log in. Despite attempts...
    • VBS
    • Thread
    • hotdesking broken hotdesking yealink upgrade 18 to 20 yealink
    • Replies: 3
    • Forum: Phone System / PBX

  7. V20 Upgrade - Self Hosted via MS Azure Issue

    Hello all, I've just tried to upgrade 3cx from v18 to v20, after making sure I have actioned the important checklist items (2GB RAM + 2 vCPUs, System Owner etc...). We seem to get the following error that stands out from the logs: "result": "aborted", "time": "15-10-2024 18:30:05"...
    • georgeic
    • Thread
    • azure debian linux v18 self hosted update upgrade 18 to 20 v20
    • Replies: 6
    • Forum: Phone System / PBX

  8. Solved Restore Time - V18 toV20 On-Prem

    Hello. I will be upgrading soon and have a 1.56GB backup. Has anyone done a restore with that size of a backup, or close...looking for estimated restore times to let staff know for downtime. Thank You

  9. Upgrade to V20 / possible emergency downgrade to V18

    Hello all ! I have looked in the forum but could not find the answer. We are about migrating 3CX from V18 to V20. Due to the changes in V20 (groups, working hours etc etc) and our current setup I would like to have an "life insurance" prior doing so. So would we do the step and migrate the...
  10. JohnWoodCC

    V20 Upgrade question

    I am still searching for an answer regarding the upgrade from Windows v18 to v20. We are currently running on Professional, and from what I have seen on the forums and what my 3cx Partner is saying to me, there are conflicts. Below is what I received from my reseller, who contacted their 3cx...

  11. Solved will my startup free version be automatically upgraded to v.20?

    I have 3cx Startup 4sc free, which is of course hosted by 3cx in a shared cloud instance. (xxxx.3cx.cloud) I have been getting emails warning me that it will be downgraded to 1sc unless I upgrade to v.20. Isn't this something that 3cx will do automatically? After all , it's hosted by them in...
    • iowa
    • Thread
    • upgrade 18 to 20
    • Replies: 3
    • Forum: SMB

  12. Unable to login after upgrade to v20

    After a successful upgrade to V20, having previously checked all pre-requisites and created a system owner I am now faced with this when trying to login to the console: What I tried so far: tried to use a wrong password for a check, and it then does say the password is wrong. tried to user...

  13. 3cx V20 self Hosted compatibility with Existing FXS/DECT grandstream GXW4224/4248

    We are planning to upgrade some On-Premise 3cx systems to V20, but our only concern is the existing FXS/DECT hardware. I believe I've seen some mentions of issues in the early build of V20 not able to add new FXS/DECT devices if any existing ones were to break down. So just wanted any...

  14. Upgrade 3CX from V18 to V20 on Windows Server 2019 OS

    Hi, I am running 3CX Product Enterprise Annual Version Number 18.0.9.31 On Windows Server 2019 datacentre I still do not see an option to update to V20 on Admin Console Admin portal says "Your system is up to date. Last checked: Today, 13:29" So Production release of 3CX V20 on...
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