That's an interesting and important distinction to make.
If your Drive D is a partition on the same physical hard drive as Drive C (e.g., a 1TB drive split into C: 500GB and D: 500GB), then a clean install using the "Delete partition" function will wipe both C and D because they are on the same physical disk. does clean install wipe all drives exclusive
If this is toggled to "Yes," Windows will wipe every secondary hard drive and SSD connected to the machine. How to Ensure Other Drives are Safe That's an interesting and important distinction to make
Files on separate physical hard drives (like a dedicated "D:" or "E:" drive for games or photos) are not affected unless you explicitly select them for formatting or deletion during the manual setup. Risks and Recommendations How to Ensure Other Drives are Safe Files
You have:
There are two scenarios where a clean install might affect other drives: