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Re From Usb Install A New
If Scheme is available, select GUID Partition Map.Step 4: Reinstall a new copy of macOS Big Sur If your Mac is using APFS, select APFS from the format list. If your Mac is using HFS+, select Mac OS Extended (Journaled) from the format list. Enter a name for the file to be destroyed (Like macOS Mojave or something).
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