How do I download Defraggler?

The process varies between different browsers, and instructions for several common browsers are listed below.

If  you see an error message after download that that says "The app you're trying to install isn't a verified app from the Store" or "You can only install apps from Microsoft Store" there is a solution here to fix Windows Store issues with Defraggler installation.

Note: For customers who have purchased Defraggler Professional or Defraggler Business Edition, you can request a new download link using our handy license lookup tool.

Internet Explorer

Step 1 - Download the installer

Click on http://www.piriform.com/defraggler/download/standard and confirm that you want to download the file by clicking on Download File.

Download2_IE.png
Step 2 - Run the installer

After the download has finished, click Run to start installing Defraggler

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Step 3 - Follow the instructions

Just follow the instructions to complete your Defraggler install.

And that's it, you're all done!

Chromium-based Browsers

Google Chrome / Edge Chromium / Brave / CCleaner Browser

Step 1 - Download the installer

Click on http://www.piriform.com/defraggler/download/standard and the file should start to download automatically. You will see a confirmation the file is downloading along the bottom of the browser window.

Download_Chrome_Defraggler.png

Step 2 - Run the installer

Once the file has finished downloading, click the download labelled with the installer filename (as shown below). Then, all you need to do is follow the on screen instructions to complete installation.

Download_Chrome_Defraggler_Open.png

 

Mozilla Firefox

Step 1 - Download the installer

Click on http://www.piriform.com/defraggler/download/standard and the file should start to download automatically. A popup will be displayed that gives you the option to 'Save File' or 'Cancel' - click, 'Save File'.

Download_Firefox_Defraggler.png

Step 2 - Run the installer

Once the file has finished downloading, click the Firefox download button (top right corner of browser), and click the file to start installation. Then, just follow the on screen instructions to complete installation of Defraggler.

Download_Firefox_Defraggler_Open.png

Opera

Step 1 - Download the installer

Click on http://www.piriform.com/defraggler/download/standard, then click the 'Save' button in the download window.

Download_Opera_Defraggler.png

Step 2 - Run the installer

The download list should open automatically, allowing you to double-click on the 'dfsetup###.exe' file.

Download_Opera_Defraggler_Open.png