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IS YOUR COMPUTER SLOW? RUN LIKE NEW

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

Installing and activating an Avast app

 

Install and activate your subscription

Click the appropriate tab (Windows PC, Mac, Android or iPhone/iPad) to find the detailed installation and activation instructions for your Avast app:

Locate your activation code

For detailed instructions on locating your activation code, refer to the following article:

Transfer your subscription to another device

To learn how to transfer an Avast subscription from one device to another, refer to the following article:

Troubleshooting

For help resolving common installation and activation issues, refer to the article below:

DocID: install-activate-productLast modified: 06/03/2026

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