We recommend that you use a trial version of Kaspersky Small Office Security to familiarize yourself with the application. The trial license allows you to access all the application’s features for one month.
Please note that the trial license cannot be applied if it is already in use, has been used on the computer in the past, or if you have already purchased and activated the full version of the product.
Download the trial version of Kaspersky Small Office Security.

To buy a license for Kaspersky Small Office Security via the application interface:

1. In the main window of Kaspersky Small Office Security, click License: ... days remaining or License is missing. To learn how to open the application, see this guide.
2. Click Purchase license to go to the Kaspersky online store.
3. Select the product, number of devices and the license term.
4. Click Buy Now → Checkout.
5. Enter the required details, email address and select a payment method.
6. Accept the Terms of Sale and Privacy Policy.
7. Follow the instructions in the online store to complete your purchase.  

Once your payment has been processed, an activation code and instructions will be sent to the email address you specified when making your purchase.

We recommended connecting the application to the Kaspersky Small Office Security Management Console in order to save the activation code. You may need it again when renewing your license or contacting Kaspersky technical support. To learn how to connect the application to the Kaspersky Small Office Security Management Console, see the instructions in this article.

To activate the application:

1. In the main window of Kaspersky Small Office Security, click License: ... days remaining or License is missing. To learn how to open the application, see this guide.
2. Click Enter activation code.
3. Enter the activation code and click Activate.
4. Sign in to the Kaspersky Small Office Security Management Console to manage your connected devices remotely, or create an account if you don’t already have one. See this article for instructions. Otherwise, click Skip.
5. Click Done.

Kaspersky Small Office Security will be activated.

If you have purchased a license for multiple devices, activate Kaspersky Small Office Security on all of them using the same activation code.

An activation code for Kaspersky Small Office Security can be used to activate the following applications:

• Kaspersky Internet Security for Android
• Kaspersky Internet Security for Mac 19 and 18
• Kaspersky Password Manager for Windows / Mac / Android / iOS

You can also activate Kaspersky Small Office Security 6. To find out the Kaspersky Small Office Security version number, see the instructions in this article.

You can find instructions on how to troubleshoot issues in the General articles: Activation errors section.

If the issue persists, submit a request to Kaspersky Customer Service by choosing the topic of your request.