How to Find and Delete Duplicate Files Across Multiple Drives

To find duplicate files across multiple drives, you can compare files manually or use duplicate file finder software. This guide explains how to scan multiple drives and remove unwanted copies with MiniTool Partition Wizard.

When you have multiple hard drives, and each drive stores a large number of files, finding and deleting duplicate files can be a daunting task.

If you’re looking for a simple and efficient way to easily scan and clean up duplicate files across multiple drives, then the following tool is for you.

Find Duplicate Files Across Multiple Drives: 2 Methods

Duplicate files are a common headache when managing multiple hard drives. Fortunately, you can find these duplicate files manually or use duplicate file finder software.

Understanding the advantages and disadvantages of each method will allow you to make the best choice for you.

#1. Find Duplicate Files across Multiple Drives Via Manual Searching

Manual searching is an older method. You need to open each drive’s folder and compare filenames, sizes, contents, etc., one by one.

Advantages:

Completely free.
No additional software required.

Disadvantages:

Time-consuming.
Prone to errors. It may miss duplicate files or accidentally delete important files.

#2. Find Duplicate Files across Multiple Drives Via Duplicate File Finder Software

The duplicate file finder software can quickly scan multiple drives to find duplicate files.

Compared to manual searching, these tools can automatically identify filenames, sizes, types, and even content, thus accurately finding duplicate files.

Advantages:

Fast scanning speed, even on large hard drives.
Feature-rich, allowing searching by file type, file size, etc.
Supports multiple drives.

Disadvantages:

Some advanced features may require payment.
Software installation is required.

Manual Searching vs. Duplicate File Finder Software

	Manual Searching	Duplicate File Finder Software
Speed	Slow	Fast, even on large drives
Accuracy	Lower; easy to miss duplicates	Higher; compares multiple attributes
Cost	Free	Free or paid, depending on the tool
Risk of deleting wrong files	Higher	Lower with preview and selection tools
Best for	A few folders	Multiple drives and large amounts of data

In short, if you need to find duplicate files across multiple drives, duplicate file finder software such as MiniTool Partition Wizard is usually the faster and safer choice.

How to Find and Delete Duplicate Files Across Multiple Drives with MiniTool Partition Wizard

MiniTool Partition Wizard includes a Duplicate Cleaner feature that helps you scan selected drives for duplicate files. Follow the steps below to review duplicate results and choose how to handle unwanted copies.

Tips:

It also has many powerful disk management features, such as creating/extending/resizing partitions, cloning a hard drive, recovering hard drive data, converting MBR to GPT, etc.

MiniTool Partition Wizard FreeClick to Download100%Clean & Safe

Step 1: Open MiniTool Partition Wizard to access the main interface. Then select the Duplicate Cleaner option from the toolbar.

The MiniTool Partition Wizard with the selected Duplicate Cleaner option.

Step 2: In the newly popped-up window, the system will automatically display all detected drives, including your connected SD card, external hard drive, etc. You can scan multiple drives simultaneously, not just a single partition.

To add a drive to scan, click the Add icon. To remove a drive from the scan list, click the Remove icon.
Leave the other settings at their defaults, then click Scan Now to begin the cross-drive scan.

MiniTool Partition Wizard Duplicate Cleaner interface with the add or remove disk.

Step 3: After the scan finishes, the results will list all duplicate files. Select Expand All to view the complete file paths for every duplicate. Click Smart Select, then pick a selection method based on your preferences.

The Duplicate Cleaner interface with the selected Expand All and then Smart Select option.

Step 4: Click Deleted Selected Files in the bottom right corner. The Delete Option window will appear. Choose one delete option and then click OK.

Move the selected files to the Recycle Bin: This option will move the files to the Recycle Bin.
Free up space by deleting the selected files while keeping links to the retained files: Duplicate files will be deleted, and hard links will be created.
Delete the selected files permanently: This option means that the selected files will be permanently deleted. You will need to enter YES again to confirm.

The Delete Selected Files and OK option selected in the bottom right corner of the MiniTool Partition Wizard interface.

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Find Duplicate Files across Multiple Drives FAQ

1. What are duplicate files? Why do they occur?

Duplicate files are files with identical content, which may result from copying, repeated downloading, backups, or other similar processes. They consume extra storage space and affect file management efficiency.

2. Why is it necessary to search for duplicate files across multiple drives?

Many people now use multiple hard drives, SSDs, or external drives to store files, so duplicate files sometimes appear on different disks. Cross-drive searching allows you to find and delete these duplicate files all at once.

3. Is manually finding duplicate files feasible?

Yes, but it's inefficient. It requires comparing filenames, sizes, and dates one by one, which is especially time-consuming when dealing with large amounts of data.

4. Can I scan specific file types?

MiniTool Partition Wizard allows you to filter by file type and size, so you can scan only images, documents, or videos. This saves time and reduces the possibility of accidentally deleting irrelevant files.

Bottom Line

This article explains how to find and safely delete duplicate files across multiple drives manually or using MiniTool Partition Wizard. Software is better for large collections, while manual searching works for fewer files.

Always review file paths before deletion to avoid removing needed copies.

If you have questions or feedback about MiniTool Partition Wizard, contact the support team at [email protected] for additional help.

About The Author

Charlotte Follow Us

Position: Columnist

Charlotte is a technology columnist with a strong focus on the Windows operating system, specializing in disk management, backup, and data recovery. She is passionate about analyzing computer errors, identifying root causes, and delivering practical solutions. In her free time, she stays updated on the latest developments in computer systems and hardware while continuously learning new technologies to broaden her expertise. Her writing style is clear and easy to understand, making complex technical topics accessible even to users with limited computer knowledge.

Easily Find and Delete Duplicate Files Across Multiple Drives