You should complete license activation if you have downloaded the application from Doctor Web website. Activation may also be necessary if you already have a valid Dr.Web license that covers Dr.Web Security Space for mobile devices.
If you purchased a license from a Doctor Web partner, please contact that company or Doctor Web's technical support service for information about your licenses.
The handy Dr.Web license purchase, renewal and expansion assistants located right in My Dr.Web Portal, will help you choose the license you need. Expansion is free for up to 5 PCs!
How can I register a serial number if my computer is not connected to the Internet? Doctor Web is a Russian IT-security solutions vendor developing Dr.Web anti-virus for businesses and personal use, as well as anti-virus as a service since 1992.