How to reactivate a Kaspersky application
- Kaspersky Basic, Standard, Plus, Premium
- Kaspersky Internet Security
- Kaspersky Anti-Virus
- Kaspersky Total Security
Should you encounter activation errors such as The key is already in use, we recommend deleting the key from the application and activating the application once again.
Before deleting the key from the application, check whether the activation code has been saved. You will not be able to reactivate the application without an activation code. To save your activation code, connect the application to My Kaspersky. See this article for instructions. Information about the license will then appear in the Subscriptions section of My Kaspersky.
To delete the key and activate the application again, follow the instructions below.
For Kaspersky Basic, Standard, Plus, Premium
- In the application window, select your profile.
- To learn how to open the main application window, see this article.
- Click Details.
- Click Delete.
- To remove the license key, click Delete.
- If the required subscription is available, select it and click Use subscription. Otherwise, click I have an activation code. Enter the activation code and click Activate.
- Wait until the activation wizard completes, and then click the Done button.
The Kaspersky application will be reactivated.
If you encounter the “Key file corresponds to another application” error, reinstall the application. See this article for instructions.
For Kaspersky Internet Security, Kaspersky Anti-Virus, Kaspersky Total Security
- In the lower-right corner of the application window, click License. The button may be named Subscription if you have a subscription licensing plan.
- To learn how to open the main application window, see this article.
- Click Show details.
- Click
.
- To remove the license key, click Yes.
- Click Enter activation code.
- Enter the activation code and click Activate.
- Wait until the Wizard completes, and then click the Finish button.
The Kaspersky application will be reactivated.
If you encounter the “Key file corresponds to another application” error, reinstall the application. See this article for instructions.
What to do if the issue persists
If the issue persists, submit a request to Kaspersky customer service by choosing the topic and filling out the form.
