With the IBM MQ V9.0 family of products, IBM MQ introduced a Continuous Delivery (CD) support model. Following the initial release of Version 9.0, new function and enhancements have been made available by incremental updates within the same version and release. There is also a Long Term Support release available for deployments that require security and defect fixes only. Long Term Support releases are referred to as LTSR or LTS releases. Continuous Delivery releases are referred to as CDR or CD releases. For further explanation of the diagram see the Terms and Conditions section of the IBM MQ 9.0 Announcement Letter . For supported operating systems and other system requirements on both the CD and LTS releases see the IBM MQ 9 system requirements page . For information on available fixes, see the IBM MQ fixes by version page . Note that, for v90 and later versions, this means available LTS fixes. Q. What do you mean by LTS and CD releases? A. LTS stands for Long Te