How to activate Duplicate Sweeper.
Summary
To activate Duplicate Sweeper, follow these steps...
- Download, install and launch Duplicate Sweeper.
- Select "Activate Duplicate Sweeper" from the "Purchase" menu (Windows) or from the "Help" menu (Mac) in Duplicate Sweeper.
- Enter your activation code and click "Activate".
- Enter your email address, set a password and click "Activate Duplicate Sweeper" to complete the activation.
Having trouble activating? Troubleshooting activation errors >
Detailed Steps
Please follow the steps below on how to activate Duplicate Sweeper on your computer.
Run Duplicate Sweeper by double-clicking on its icon on your desktop, or in your Applications folder on Mac.
Once open, click the "Purchase" menu option on Windows, or "Help" from the top of your screen on Mac, and then select "Activate Duplicate Sweeper" as shown below.

Next, you'll be prompted to to enter the activation code which you received when purchasing Duplicate Sweeper. Enter your activation code in the box (1) and then click "Activate" (2).
Your activation code should begin with DSPC if you have a Windows license or DSMC for Mac. If you don't have an activation code you can purchase one here.
You'll be prompted to create a password for your activation code and provide a recovery email. This password is used for security and anti-piracy purposes and will only be required if you need to re-activate Duplicate Sweeper in the future or on another computer.
- Create a password for your activation code and confirm it. Your password must be fewer than 16 characters and is case-sensitive.
- Enter and confirm your recovery email. This will be used if you ever need to reset your password when re-activating Duplicate Sweeper.
- When both fields are complete, click "Activate Duplicate Sweeper".

Duplicate Sweeper is now activated. You'll see a confirmation screen—click "Continue" to return to the app and start using the full version without trial limitations.

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