Verify typing accuracy. Check if your server can ping ://eset.com . The subscription period for the key has ended.
You need a 24-character alphanumeric string formatted as XXXX-XXXX-XXXX-XXXX-XXXX .
You must log into the host operating system with full administrator rights.
In the ESET Server Security interface, go to Help and support > Activate Product and select Offline License . Browse for the file and click Activate . Troubleshooting Common Activation Errors eset server security license key install
The server cannot establish a secure connection to ESET's verification servers.
This guide covers the three primary methods for activating your software: using a direct License Key, leveraging ESET PROTECT Cloud for centralized management, and offline activation for air-gapped systems. Prerequisites for Activation
Click on Help and support in the left-hand menu, then select Activate Product or Change License . Verify typing accuracy
Log into your from a machine with internet access. Go to the Licenses tab and select your license.
Method 2: Remote Activation via ESET PROTECT On-Prem / Cloud
Once the license is added, click on it and select Assign . Select the server machines you wish to activate and click OK . You need a 24-character alphanumeric string formatted as
If the server is already running ESET but needs a new license:
Method 2: Activating via ESET PROTECT (Centralized Management)
Before attempting to install your license key, ensure your environment satisfies these baseline requirements to prevent activation failures: