At the end of this year, some software on your mac computer may not work properly. To check to see if your current software has 64-bit support, go to System Information, then select Applications in the Software menu on the left column. In the 64-Bit (Intel) column, any software that is marked as No will need to be upgraded to a 64-bit version to work with future macOS operating systems:
Please note: Software developers were given notice about this 2018 requirement at Apple’s WWDC conference in June, so they probably are working on updating their software to meet 64-bit requirements. Also, it’s always helpful to regularly check your desktop software for version updates. By doing this, any changes software developers make will be brought onto your workstation.
Also published on Medium.