crwdns2936637:0crwdne2936637:0 crwdns2853008:0crwdne2853008:0 crwdns2918746:0crwdne2918746:0
crwdns2918538:0crwdne2918538:0

crwdns2934243:0crwdne2934243:0 Steve

crwdns2934249:0crwdne2934249:0:

-High Sierra requires a Late 2009 or newer model iMac. Yours is a Mid 2009 model so it cannot run High Sierra.
-
-Sierra, however, can be installed and run on your iMac, provided you have at least 2GB RAM.
+High Sierra and Sierra both require a Late 2009 or newer model iMac. Yours is a Mid 2009 model so it cannot run either.

crwdns2915684:0crwdne2915684:0:

open

crwdns2934241:0crwdne2934241:0 Steve

crwdns2934249:0crwdne2934249:0:

High Sierra requires a Late 2009 or newer model iMac. Yours is a Mid 2009 model so it cannot run High Sierra.

Sierra, however, can be installed and run on your iMac, provided you have at least 2GB RAM.

crwdns2915684:0crwdne2915684:0:

open