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nephron8

macrumors regular
Original poster
Apr 24, 2012
193
5
hi,
i am running big sur on my late 2013 macbook pro retina and for slowdowns and other beachballs,i want to go back from mac os big sur to catalina.i managed to download catalina on this macbook pro.
i am somehow not able to make installer with diskmaker app.

pls guide this noob fellow to make catalina installer on my macbook running big sur.
thanks in advance.
 

CoastalOR

macrumors 68040
Jan 19, 2015
3,025
1,147
Oregon, USA
hi,
i am running big sur on my late 2013 macbook pro retina and for slowdowns and other beachballs,i want to go back from mac os big sur to catalina.i managed to download catalina on this macbook pro.
i am somehow not able to make installer with diskmaker app.

pls guide this noob fellow to make catalina installer on my macbook running big sur.
thanks in advance.
DiskMaker app does not and will not support Big Sur (see red text).

Install Disk Creator.app v1.5 will work on Big Sur & Monterey (I've used it on both OS').

or use createinstallmedia as Grumpus mentioned.
 
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nephron8

macrumors regular
Original poster
Apr 24, 2012
193
5
I tried diskmaker x but its not completing task.I am using 64gb usb 3 key from sandisk but no luck.
any alternative to diskmaker x
?

thanks a lot
 
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