Although still in ALPHA there are some fundamentals just not working from the get go: Paths When installing and you want to restore from backup or add a SSL cert, you cannot use Quotes for the Path. Code: "C:\Path Here\ssl.pfx" FQDN Your FQDN must match your webmeeting FQDN otherwise install will fail as 3CX now Register your FQDN on their ERP regardless of whether it is Cloud or Single Instance Webmeeting As per the changelog 3cx webmeeting URL / FQDN is now integrated with v15. In v14 SP2 automatic activation was added. Why does Webmeeting not Deactivate when uninstalled? This would prevent FQDN issues with new installs/upgrades/hardware changes. 1 Trunk Limit Fresh install: When using v15 Alpha we are unable to create more than 1 SIP Trunk Restore from backup: When restoring from backup, this only imports 1 SIP Trunk and the rest are dropped.