This article concerns Kaspersky applications version 20.0.14.1085 and earlier:

• Kaspersky Security Cloud
• Kaspersky Internet Security
• Kaspersky Anti-Virus
• Kaspersky Total Security
• Kaspersky Small Office Security
• Kaspersky Free

Issue

When installing a Kaspersky application, you may get an “Active infection: Failed to install Kaspersky application. Your computer might be infected.” error.

Сause

Malware prevents installation of a Kaspersky application.

Solution

1. Check your computer with Kaspersky Virus Removal Tool. For instructions, see this article.
2. If using Kaspersky Virus Removal Tool didn’t help, try checking your computer with Kaspersky Rescue Disk. For instructions, see this article.
3. Check your computer for rootkits and bootkits using the  TDSSKiller tool. For instructions, see this article.

What to do if the issue persists

If the above solution didn’t help, contact Kaspersky technical support by choosing the topic and filling out the form.