When performing a of an operating system (like Windows, macOS, or Linux), here’s exactly what gets wiped — and what doesn’t — depending on your actions:
Unlike an upgrade, which overwrites system files while preserving your personal data, applications, and settings, a clean install completely removes the existing operating system. The process formats the target drive partition, erasing everything on it, and installs a fresh, uncorrupted version of the OS. How a Clean Install Affects Secondary Drives
Make sure the USB drive or DVD is in good condition. Be patient: The installation process can take some time.
Here is your exclusive, deep dive into what actually happens to your data during this process. does clean install wipe all drives exclusive
To help you get started with your setup smoothly, what are you planning to install, and what is your current multi-drive layout (e.g., SSD + HDD)? Share public link
How many you currently have connected
A clean installation of an operating system does not automatically wipe all connected drives unless you explicitly tell it to do so. It primarily targets the specific drive or partition you select for the installation, leaving secondary storage drives untouched. However, user error during the setup process can accidentally lead to total data loss across all drives. When performing a of an operating system (like
The specific drive or partition you select will be formatted. This action erases the operating system, system files, registry entries, software applications, and any personal data stored on that specific partition.
A clean installation of an operating system, such as Windows, does not automatically wipe all drives
When you initiate a clean install, the installation process typically involves the following steps: Be patient: The installation process can take some time
The "Clean Install" is a surgical scalpel, not a sledgehammer. It cuts where you aim it—make sure you aren't aiming at your photo backup.
Identify your primary drive by its size and disk number (usually Disk 0).