The compatibility issues arise when you attempt to start mixing the two versions on one machine. For example, if you have been using a 64-bit system, make sure that the software version you are buying and installing is a 64-bit version. When you reach checkout, be sure to check if the software version you are purchasing is compatible with your system. #OFFICE 365 UPGRADE FROM 2013 TO 2016 SOFTWARE#
#OFFICE 365 UPGRADE FROM 2013 TO 2016 INSTALL#.
