MM18 (Activate Planned Changes) is a standard SAP transaction code available within R/3 SAP systems depending on your version and release level.
Below for your convenience is a few details about this tcode including any standard documentation available. In-order to use this transaction within your SAP system simply enter it into the command input box located in the top left hand corner and press enter. Here are a few additional command options available to use when doing this.
To check if you have the required level of authorisation to run this and any transaction use SU53. Simply execute MM18 and then execute /NSU53 immediately afterwards. A report of all authorisations checked will then be displayed...See check tcode authorisation for full details and screenshots.
Contribute (Add Comments)
There are many thousands of transactions within an SAP system and it is very difficult to find information about each and every one of them. This page therefore offers a place holder for information about this t-code so anyone can use the comments section below to ask questions or contribute any useful hints, tips, screenshots or anything else relevant to this transaction. This will then be available for everyone to easily find by simply searching on the transaction code MM18 or its description.