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How current a Version of OS can go on a mid 2011 iMac?

I have an iMac Mid 2011 OS X El Capitan with the latest update being Version 10.11.6. How far can I upgrade with this computer? It is running slow click to click. Thanks for your responses.

Posted on Jul 17, 2019 12:13 PM

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3 replies

Jul 17, 2019 7:19 PM in response to DawgPoundPete

Link for High Sierra.


How to get macOS High Sierra   


Check to make sure your applications are compatible.      


Application Compatibility


Also check to make sure there is a compatible driver for your printer.


Do a backup before installing, preferable 2 backups on 2 different drives.


If you want to troubleshoot the slow click to click, try setting up another admin user account in System Preferences/Users & Groups to see if the same problem continues. Please post back on whether or not this worked. Also try the Safe Mode. Please post back on whether or not this worked.


Isolating an issue by using another user account 


Safe Mode - About


If it works in the Safe Mode, try running this program when booted normally and then copy and paste the output in a reply. The program was created by Etresoft, a frequent contributor.  Please use copy and paste as screen shots can be hard to read. Click “Share Report” button in the toolbar, select “Copy to Clipboard” and then paste into a reply. This will show what is running on your computer. No personal information is shown. If the log won’t post, try posting it in Pastebin and provide a link in a reply. After pasting the report in a PasteBin page, go to the top of the page, and copy the address in the URL bar. Paste that in a new reply.        Pastebin


Etrecheck – System Information



How current a Version of OS can go on a mid 2011 iMac?

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