what is the latest OS I can have on a 2011 MacBook Pro?

jckemb wrote:

Looks like I can't get Catalina...

macOS 10.13 High Sierra - Technical Specifications:

https://support.apple.com/kb/SP765?locale=en_US

https://itunes.apple.com/us/app/macos-high-sierra/id1246284741?ls=1&mt=12

How to upgrade to macOS High Sierra

https://support.apple.com/en-us/HT208969

MacBook (Late 2009 or newer)

MacBook Pro (Mid 2010 or newer)

MacBook Air (Late 2010 or newer)

Mac mini (Mid 2010 or newer)

iMac (Late 2009 or newer)

Mac Pro (Mid 2010 or newer)

---------------------------------------------------------------------

No Catalina, even the Mojave requires MacBook Pro (Mid 2012 or newer)

--------------------------------------------------------------------

verify you are using the Safari browser to download/initiate the macOS links:

older macOS back up on the servers: links here—

https://support.apple.com/en-gb/HT211683