Free tech support for users with a valid license

How to contact our Technical Support?

Before you contact us:

Please note that we provide technical support only to customers with licenses purchased from our authorized resellers in Croatia, Bosnia and Herzegovina, Serbia, Montenegro, North Macedonia, Kosovo and Albania.

You can find solutions to common problems, as well as installation and activation instructions, in the ESET Knowledgebase.

Before you contact our support, find and prepare your ESET username (EAV-***) or licence key. We provide support only to users who bought their license from our authorized resellers. We will assist trial license users with installation or uninstallation if necessary.

Support by e-mail

You can contact us via e-mail outside our regular working hours. Please send us an e-mail to from the e-mail address to which your ESET license is registered. Please provide as much information about the problem as possible, including:

Detailed description of the problem

Relevant screenshots

Information and logs from the affected computer(s) collected by ESET Log Collector

In case you’re unable to access logs from ESET Log collector for any reason, please use ESET SysInspector to collect and send the logs.


Support by phone

You can reach us on the following number every working day during regular working hours (9-17):

(+385) (1) 36 91 986


Remote administration

Complex support issues might require us to remotely connect to your computer. Our support specialists will instruct you on what remote connection tools to use and arrange the time that suits your schedule.