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Changes for page Apple

Last modified by Drunk Monkey on 2022-12-08 12:01
From version 3.1
edited by Drunk Monkey
on 2021-08-04 06:22
Change comment: There is no comment for this version
To version 7.1
edited by Drunk Monkey
on 2021-11-03 08:40
Change comment: Uploaded new attachment "macos-big-sur-terminal-create-bootable-installer.jpg", version {1}

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1 +{{box cssClass="box floatinginfobox" title="**Quick Links**"}}
2 +{{toc start="2" depth="5" numbered="true"/}}
3 +{{/box}}
4 +
5 +== Downgrade Big Sur (11.x) to Catalina (10.15) ==
6 +
7 +1. download the Catalina installer for 10.15 ( [[https:~~/~~/support.apple.com/en-in/HT201372>>https://support.apple.com/en-in/HT201372]] ) from the apple app store (8GB). After downloading, the OS will try to run the installer and fail giving an error message. Just dismiss the dialog window and continue on.
8 +1. "createinstallmedia" via the terminal window:
9 +11. ##sudo /Applications/Install\ macOS\ Catalina.app/Contents/Resources/createinstallmedia ~-~-volume /Volumes/MyVolume##
10 +
1 1  == Disable MacBook Pro Dedicated GPU ==
2 2  
3 3  
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24 24  (% class="min" %)
25 25  |=Shortcut|=Action
26 26  |**Startup Shortcuts**|
37 +|C|Boot from Optical Drive
27 27  |D|Boot to Apple Diagnostics
28 28  |N|Boot from a network server
29 29  |T|Boot in Target Disk Mode
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34 34  |Cmd + V|Boot in Verbose Mode
35 35  |Option|Boot to Startup Manager, to pick other startup disks if available
36 36  |Cmd + Option + P + R|Reset NVRAM or PRAM
37 -|F12|Eject removable media
48 +|Shift + Control + Option|Reset SMC
49 +|F12 or trackpad button|Eject removable media
50 +|Left Shift|Disable automatic login (if enabled)
51 +|Shift|(at login screen) Prevent Login items / Previous Windows
38 38  |**Global Shortcuts**|
39 39  |Shift + Cmd + 3|Take screenshot of entire screen
40 40  |Shift + Cmd + 4|Take screenshot of selected area
macos-big-sur-terminal-create-bootable-installer.jpg
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1 +XWiki.pdwalker
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