i currently have a 2011 imac with version OS X EL Capitan, can i still update to more current version
can i update my 2011 imac from OS X El Capitan
iMac 21.5″, OS X 10.11
A late-2009 through mid-2011 iMac can be upgraded to High Sierra 10.13.6 but no later version. See instructions in How to get old versions of macOS - Apple Support