The cumulative update 12 is the latest update released on Q4 of 2016 for Dynamics AX 2012 R3. Although it has a nice installation guide there are many mistakes that can be made for someone who's installing it or the first time. The purpose of this article is to help you not do those mistakes. CU12 has multiple interesting enhancements that you can find listed on this page : https://mbs.microsoft.com/customersource/Global/AX/downloads/product-releases/msdax2012r3cu12whatsnew The update can be downloaded directly from LifeCycle Services http://lcs.dynamics.com/ At the time I installed it, me and my colleague needed it in order to enable default descriptions for automatic posting ( ex : project invoices, customer invoices, purchase orders, etc. ) found in the hotfix KB 3101876 and well described in this article : https://community.dynamics.com/ax/b/axsupport/archive/2016/08/23/how-to-enable-add-other-text-to-default-descriptions-feature-in-all-countries 1 - So the very firs...
Once you updated the model store, it is time to update also the components around it. The most important ones are the AOS and the client, but if you have DIXF, Office add-ins or else, you should upgrade them too to avoid unexpected behavior in the future. You can now connect to the computer where the AOS is installed. In my case I also have DIXF AOS and Office add-in components installed. 1 - So first of all download Report Viewer 2012 and install it, because it is a required component : https://www.microsoft.com/en-us/download/details.aspx?id=35747 If you don't install it you won't be able to select any of the components you want to update. 2 - You can know launch the install click Next and Accept the licence terms : 3 - Then select the update package you previously saved and click next. (If you just arrived, check the part 1 here http://dynamicsapert.blogspot.com/2017/05/update-ax-2012-r3-to-cu12-database.html ) 4 - Then select only binary ...