Are there drawbacks of upgrading High Sierra to CatalinaOS
iMac 21.5″, macOS 10.13
Yes; most notably, 32-bit software won't run. Click here for a list of the others; Mojave removed some functionality as well.
(198895)
What is the most updated OS that will still run 32 bit software as I don't want to purchase new Office software?
Mojave. Alternatively, you can switch to a product such as LibreOffice.
(198898)
Are there any drawbacks to upgrading to Mojave from High Sierra?
LibreOffice runs in High Sierra 10.13.6 & even earlier & later!
Only a few drawbacks going to Mojave, but generally many Apps & Drivers will need updating.
drawbacks of changing High Sierra to Catalina
