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vault backup: 2025-04-10 07:35:13

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Jerry Jacobs 2025-04-10 07:35:13 +02:00
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2025/Secure erase under macOS + reinstall.md
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@ -24,6 +24,14 @@ From this [post at Backblaze](https://www.backblaze.com/blog/how-to-wipe-a-mac-
Source: <https://apple.stackexchange.com/a/405605> Source: <https://apple.stackexchange.com/a/405605>
## Notes for wipe
* Create macOS install/boot USB see ...
* Boot with alt-key into USB
* Go to menubar -> Utilities -> Terminal
* List disks with `diskutil list`
* Unmount disk `diskutil unmountDisk /dev/disk0`
* Secure erase disk `diskutil secureErase 2 /dev/disk0`
## Extra for reinstall clean old version ## Extra for reinstall clean old version
* https://www.macworld.com/article/671911/how-to-get-old-macos-download-big-sur-catalina-mojave-and-more.html * https://www.macworld.com/article/671911/how-to-get-old-macos-download-big-sur-catalina-mojave-and-more.html