I used my old intel-based iMac (after using Terminal to force a reset password :-) ) to create a bootable MacOS installer Catalina. Many thanks to the very helpful responders. Revive or restore an Intel-based Mac using Apple Configurator - Apple Support (CA) All data is erased and a second Mac is required for this procedure. Apple references restoring the T2 firmware as the last resort if macOS, Recovery, and Internet Recovery cannot be booted.This can only be changed in local Recovery (Command-R) in Startup Security Utility, and only with the user's admin password. T2-equipped Macs disallow booting from external drives by default.On the FileVault setup screen, you can choose not to save the recovery key in iCloud, in which case Setup Assistant will show a recovery key that the user should save. Setup Assistant might offer to enable FileVault if you signed into iCloud.You may be able to use a library's Mac if they have one, but that's pretty iffy. If you have no working Mac, you'll need to borrow one from a friend or family. But this process requires a working Mac to create the bootable flash drive from which you install a fresh OS. If you absolutely cannot use the Recovery panel, and internet recovery is failing, then you're left with this: Create a bootable installer for macOS - Apple Support. Too slow, and that might be a single second, and you miss the window of opportunity. If you tried Command + R to access the Recovery panel, you have to be very quick about pressing the keys after startup. You create a password and use it to login. For a forgotten password this is what you do: There is no reason to erase the drive for a forgotten PW.ĭuring initial setup, no recovery key is generated.
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