Does Clean Install Wipe All Drives Exclusive File

While the automated installer will not touch your other drives without permission, human error and complex drive configurations can lead to accidental data loss. User Error in the Partition Manager

of your most important files on a separate device or cloud service before starting. 🛠️ Step-by-Step Selection Logic from your installation media. "Custom: Install Windows only (advanced)" (for Windows users). Look at the list of "Drive X Partition X" Identify your (usually the one with the "System" or "Primary" label). the partitions on that specific drive only. Select the "Unallocated Space" and click Next.

If you cannot physically disconnect your secondary internal drives (such as in a sealed laptop), write down the exact storage capacity of each drive before restarting your PC. Knowing that your boot SSD is 500 GB and your data HDD is 2 TB will help you instantly tell them apart on the partition selection screen. Step 4: Run the Installation Cleanly

However, note that some partition layouts may have system-related partitions interspersed with data partitions. If you are uncertain about which partitions belong to the operating system, the safest approach is to back up your data and delete all partitions on the drive for a truly clean slate. does clean install wipe all drives exclusive

Apple users have a slightly different landscape due to the Apple Silicon chips (M1/M2/M3) and Intel T2 security chips.

If you accidentally perform a clean install on the wrong drive or select "All drives" during a reset, all hope is not necessarily lost—but the chances of full recovery depend heavily on what you do next.

Note: If you physically disconnect the drives, it is mathematically impossible for the installer to wipe them. Step 3: Identify Your Target Drive by Size or Label While the automated installer will not touch your

Before shutting down your computer to begin the installation, open your current OS file manager and note the exact size of each drive. You can also assign distinct names to your partitions (e.g., "OS_Drive," "Games_Drive"). While the custom names do not always appear in the bootloader installation menu, knowing the exact capacity down to the gigabyte helps you identify the correct drive. 3. Disconnect Secondary Drives (Highly Recommended)

The safest way to guarantee that a clean install does not wipe your secondary drives is to physically disconnect them before you boot into the installation media. For external drives, simply unplug the USB cables.

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. Select the "Unallocated Space" and click Next

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Even though a clean install should only affect one drive, technical issues can occur if secondary drives are left connected:

If you want, tell me which OS and how many drives you have and I’ll give step-by-step actions specific to your setup.

Select that unallocated space and click . The installer will format only that space and begin installation. Step 5: Reconnect and Reassign Drives