If you select "Remove everything" and further choose the setting to "delete files from all drives," Windows will successfully erase data from all connected storage devices, including extra HDDs and SSDs.
To ensure a smooth and safe clean install experience, follow these best practices: does clean install wipe all drives exclusive
Can I reinstall Windows 10 without losing my files? - Lenovo If you select "Remove everything" and further choose
Based on your search query, you are asking if performing a "clean install" wipes all drives connected to the computer, or if it is exclusive to just the one you select. Take note of the exact storage capacity of each drive
Take note of the exact storage capacity of each drive. This is often the easiest way to tell a 250GB boot SSD apart from a 1TB data HDD during the selection process. Summary of What is Wiped Primary Drive (OS) Secondary Drives Clean Install (Advanced) Wiped (if formatted) Untouched (unless manually selected) Reset (Keep My Files) Apps/Settings Removed Untouched Reset (Remove Everything) Optional Wipe (defaults to OS drive only)
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