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davidra

macrumors 6502
Original poster
Oct 12, 2011
413
4
Really. Give it a break. I'm NOT upgrading to High Sierra. How do I shut off the popup?
 

macgig

macrumors newbie
Dec 2, 2010
18
1
system prefs> notifications

I'm thinking their may be a setting there to stop it. but I'm not certain.
 

dianeoforegon

macrumors 6502a
Apr 26, 2011
907
137
Oregon
Control-Click (Right-click) in the High Sierra banner in App Store for High Sierra. Select Hide Update.
Next in System Preferences > App Store, uncheck Download newly available updates in the background.
 
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