Dynamics AX 2012 RTM to AX2012 R3 Upgrade

Hi Team,

Can anyone guide me how to upgrade from Dynamics AX 2012 RTM to AX2012 R3 Upgrade. If required kindly share me links or documents.

Thanks and regards,

Manikanta

Does this help? https://docs.microsoft.com/en-us/dynamicsax-2012/appuser-itpro/scenario-perform-in-place-upgrade-to-ax-2012-r2-or-ax-2012-r3