1. Open Kaspersky 2011 License Manager (from lower right corner).
2. Click 'Activate the application with a new license' button. (Delete any trial or old key first, by clicking the red X next to the key).
3. Disable your internet connection.
4. Select 'Activate commercial version' and enter the activation license code as 22222-22222-222222222U
5. Wait activation wizard message-Click OK.
6. Wait for wrong activation code message-Click OK.
7. Screen will appear with key file browse.
7. Browse to the key location and activate kaspersky.
8. Re-Enable your internet connection wait till fully connect to the internet and hit enter or ok.
9. Update virus definitions once/twice in a week to avoid key block
10.Enjoy your Kaspersky Activation.