This creates a straightforward rule: a clean install of Windows will only delete the partition you install it on, nothing more.
To guarantee that your secondary drives remain completely untouched, follow this foolproof workflow. Step 1: Back Up Your Data
I can give you a step-by-step checklist to make sure you don't lose a single file. Share public link
By doing this, it is physically impossible for the installer to touch, view, or accidentally wipe your secondary data. 3. Reconnect and Map Your Drives 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
A factory reset provided by your laptop manufacturer (like Dell, HP, or Lenovo) is not the same as a pure clean install via a USB drive. Some manufacturer recovery tools feature an option to "Restore to Factory Settings," which may re-partition your entire storage setup, effectively wiping all internal drives to match the configuration the computer had when it left the factory. Step-by-Step: How to Perform a Safe Clean Install
Data on secondary internal hard drives or secondary SSDs remains completely intact by default. The installation wizard will list these drives as separate "Disks" (e.g., Disk 0, Disk 1). As long as you do not click on these secondary disks and select "Delete" or "Format," the setup process will completely ignore them. Once the installation finishes, the new operating system will recognize these drives, and your files will be accessible. 3. External Drives and Network Storage This creates a straightforward rule: a clean install
A typical PC has multiple "volumes" (drives or partitions). For example:
If you unplugged your secondary drives, shut down your PC, plug them back in, and reboot.
: During a clean install from a USB drive, many experts recommend physically disconnecting all secondary hard drives or SSDs from your computer before you begin. This eliminates any chance of accidentally selecting the wrong drive during the setup process and ensures the boot files are correctly placed on your target system drive. This is a crucial step when you have multiple drives, as it safeguards your valuable data on other disks. Share public link By doing this, it is
Select the resulting "Unallocated Space" and click to begin the installation. Step 5: Reconnect Your Secondary Drives
The short answer is By default, it only clears the specific drive or partition where you choose to install the operating system.
Unplug them from the USB ports before booting the installer. No