How to switch to a different Kaspersky application
Optimal protection for Windows
This article concerns:
- Kaspersky Internet Security
 - Kaspersky Anti-Virus
 - Kaspersky Total Security
 
If you have one of the Kaspersky applications for home installed, you can switch to a different solution without reinstalling the application. To do so, use the instructions from the Table below.
The following abbreviations are used in this Table:
- KAV — Kaspersky Anti-Virus
 - KIS — Kaspersky Internet Security
 - KTS — Kaspersky Total Security
 
| Current
 application  | 
Intended application | ||
| Latest Kaspersky Anti-Virus | Latest Kaspersky Internet Security | Latest Kaspersky Total Security | |
| 
 KAV  | 
 To upgrade the application
 If your current Anti-Virus license has expired,
  | 
1. Buy the code for Internet Security from the Kaspersky website.
  | 
1. Buy the code for Total Security from the Kaspersky website.
  | 
| 
 KIS  | 
1. Buy the code for Anti-Virus from the Kaspersky website.
  | 
 To upgrade the application
 If your current Internet Security license has expired,
  | 
1. Buy the code for Total Security from the Kaspersky website.
  | 
| 
 KTS  | 
1. Buy the code for Anti-Virus from the Kaspersky website.
  | 
1. Buy the code for Internet Security from the Kaspersky website.
  | 
 To upgrade the application
 If your current Total Security license has expired,
  | 
In case you have problems installing the products
If you experience any difficulties installing the application, submit a request to Kaspersky Customer Service by choosing the topic and filling out the form.