I want to clean install the Catalina but there is Macintosh HD - Data
so I'm confused to deal with this extra partition.
MacOS – How to clean install the macOS Catalina
catalinamacos
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Best Answer
Then, these are the procedure.
The rest is the same as usual.
Copy right of the images: https://qiita.com/PaSeRi/items/59e9785580dbd518ac93