Upgrading Mac OS (to High Sierra or Mojave) may not be possible if you are still running older versions of some non-apple software

mac-os-upgrade-to-sierra

Increasing speed and performance by up to 400% is possible on older Macs by replacing the HDD with an SSD or a new HDD. However, you may not be able to upgrade the OS if you are running any of the following non-apple software products.

Adobe Creative Suite Software

adobe_creative_suite_2_logo

  • , CS3, CS4, CS5 will ONLY with OS X 10.9/Mavericks or earlier. They will NOT work with Yosemite, or Sierra.
  • will work on OS up OS X 10.10/Yosemite. They will NOT work with El Capitan or Sierra.
  • Only CC (Creative ) is guaranteed to work on El Capitan and Sierra

Adobe Acrobat Pro 8

acrobat_8_pro

Will NOT work with Yosemite, El Capitan or Sierra

Microsoft Office 2011 or Earlier

microsoft-office-2011

After cloning early versions of Office to a new or , sometimes the office Activation key is sometimes requested. Make sure you have this at hand before attempting an . If you misplace it you will need to buy it all over again or better still install Office 365.

Parallels

parallels-desktop

Desktop 9 for Mac and earlier versions do not support Sierra.

While Parallels Desktop 10 will run your virtual machines on macOS Sierra, you will not be able to access your Windows files with Mac applications and a new installation of Parallels Desktop 10 will not work on macOS Sierra.

To enjoy all new features of macOS Sierra and full compatibility please upgrade to Parallels Desktop 12 for Mac.

Quicken Essentials for Mac

quickenmac

Does not work with Sierra

Yahoo! Messenger

yahoo-messenger-mac

Will NOT work with El Capitan or Sierra

Other Software

The above list is just a few of many well used programs that have been identified as having issues. If you have other non-Mac programs not listed here, check with the authors about compatibility before attempting any OS upgrade.

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