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If they are not maintained, computers lose performance over time. Avast Cleanup Premium can help significantly improve the performance of your computer.

Installing Avast Cleanup Free in Avast One

This article is about the Avast Cleanup in the new version of Avast One. For information about installing the standalone version of Avast Cleanup, refer to the following article: Install Avast Cleanup.

Avast Cleanup is an optimization app available through Avast One. It is available as both a free and paid app. This article explains how to install the free version Avast Cleanup in Avast One, then optionally upgrade to the paid version. For information about installing Avast One, refer to the following article: Installing Avast One.

Install Avast Cleanup Free

If you already have a paid subscription to Avast Cleanup Premium, you do not need to install the free version first. Refer to the following article for detailed instructions on how to activate Avast Cleanup Premium: Installing and Activating Avast One apps.

  1. Open Avast One, hover your mouse over the side menu, and select Cleanup ▸ Scan for junk.
  2. Wait for the scan to finish, then click Resolve all.
  3. Click Continue with free.
  4. Click I want Avast Cleanup Free.

Avast Cleanup Free is now installed.

Upgrade to the paid version

If you have purchased a paid version of Avast Cleanup on our website, you need to manually activate the app. For instructions, refer to the following article: Installing and Activating Avast One apps.

Alternatively, you can subscribe to the paid version of Avast Cleanup by clicking Go Premium in the top-right corner of the application screen. Follow the on-screen instructions to complete the transaction. Avast Cleanup activates automatically after you complete the purchase.

Troubleshoot installation issues

If you experience any installation issues:

  1. Ensure your device meets the minimum system requirements and your system is up to date. For information about the requirements for your device, refer to the following article:
  2. Restart your device, and try again to install Avast Cleanup Free by following the instructions in this article.

Further recommendations

  1. Open Avast One and select Cleanup ▸ Scan for junk.
  2. Wait for the scan to finish, then click Resolve all.
  3. Click Continue with free.

Avast Cleanup Free is now installed.

Upgrade to the paid version

If you have purchased a paid version of Avast Cleanup on our website, you need to manually activate the app. For instructions, refer to the following article: Installing and Activating Avast One apps.

Alternatively, you can subscribe to the paid version of Avast Cleanup by clicking Go Premium in the top-right corner of the application screen. Follow the on-screen instructions to complete the transaction. Avast Cleanup activates automatically after you complete the purchase.

Troubleshoot installation issues

If you experience any installation issues:

  1. Ensure your device meets the minimum system requirements and your system is up to date. For information about the requirements for your device, refer to the following article:
  2. Restart your device, and try again to install Avast Cleanup Free by following the instructions in this article.

Further recommendations

DocID: install-avast-cleanupLast modified: 07/28/2026

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