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can't reboot my usb with catalina or mojave

i have mackbook air 2014, i have install the new 10.9.5, but this version have missing many things like photos app or many things other problem, i want to down grade my software and try for macOS Catalina 10.15 and then try with macOS Mojave 10.14, but show me this message always.

*To use this tool, you must download the macOS installer application on a Mac with 10.12.5 or later, or El Capitan 10.11.6. For more information, please see the following: https://support.apple.com/kb/HT201372.*

but these software not availabe on apple support website, guide me plz

Posted on Sep 24, 2021 10:54 PM

Best reply

Sharhari

Level 5

6,293 points

Posted on Sep 25, 2021 12:48 AM

Please see: How to get old versions of macOS - Apple Support

Hope this helps.

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can't reboot my usb with catalina or mojave

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