macOS 10.6.5 upgrade assistance
4309
How can I download an older version of OS X/macOS?
36703
How do I upgrade from 12.10 to 13.04?
95066
New to Macbook Pro, need help upgrading
27159
Apple Shellshock patch for 10.6?
42634
How do I upgrade to the development release (aka. Ubuntu+1)?
54535
Update from macOS Big Sur public Beta to official release
86088
What version do I download for my Mac?
27419
User update needed after updating to Mac OS X Yosemite
74990
Error while trying to upgrade from Ubuntu 18.04 to 18.10: "Please install all available updates for your release before upgrading."
114664
Old version (macOS Sierra) for Pages, Keynote and Numbers, iWork
13970
Why am I not getting the Ubuntu 18.04 upgrade?
126915
Upgrading an old mac mini intel 1.1 for Lion
80233
Upgrade to 20.04 from 19.10 isn't available
46084
Can I downgrade from macOS Sierra to Snow Leopard (OS X 10.6)?
151392
Upgrade to higher memory or faster processor on MacBook Air
87906
Why does OS X want me to "upgrade" from El Capitan to Yosemite Beta 4?
144507
No facility exists in Update Manager to upgrade to a new version, why?