We’ve made upgrading even easier! Administrators can now upgrade end-of-life version 15.5 instances directly to the latest V18 release. No middle step Previously, when upgrading from version 15.5 to 18, admins needed to first backup and restore the configuration onto a v16 instance. Then carry out the same backup and restore process again from v16 […] The post Upgrade Directly From V15.5 to V18! appeared first on 3CX.