Open the link below in your web browser:
If you are given the option to download the metadata file, you are connected to the repository. If you cannot access the repository, contact your system administrator to resolve firewall issues.
Make sure you have HTTP 1.1 enabled when accessing the repository or ESET update servers via third-party proxy. This applies to all products that have access to the ESET repository.
Do not use an IP address to access the ESET repository.
Click More → Server Settings and expand Advanced Settings. In the Repository section, type the ESET PROTECT repository link (http://repositorynocdn.eset.com/v1) into the Server field and click Save to apply the changes.
If you are still unable to resolve your issue, contact ESET Technical Support.