Unofficial servers can distribute "poisoned" updates that actually install malware or disable your antivirus protections.
| Issue | Likely Fix | |-------|-------------| | “Update server not found” | One server in the list is dead. Switch to automatic or clean the list. | | Updates download very slowly | Your DNS may be routing to a distant server. Manually add a server in your region (e.g., u10.eset.com for Europe). | | SSL certificate errors | Date/time wrong on client, or OS too old for TLS 1.2. Use HTTP temporarily or upgrade. | | Server list grayed out | You’re in a managed environment (ESET Protect). The policy locks it. Contact your admin. |
Example custom list for a corporate environment: nod32 update server list
By default, ESET maintains a dynamic, geographically distributed list of official update servers. When your NOD32 client checks for updates, it pings the primary server (usually http://update.eset.com or similar). If that server is slow or unreachable, the client automatically falls back to the next server in the list.
Caution: Backup your registry first. Path: HKLM\SOFTWARE\ESET\ESET Security\CurrentVersion\Info Look for values like UpdateServer or UpdateServerList . Editing these manually is rarely needed unless the GUI is broken. | | Updates download very slowly | Your
Open your ESET product and press to enter Advanced Setup . Navigate to Update on the left-hand sidebar. Expand the Profiles section. Under Updates , you will find Update server .
These servers are subject to change, and it's always a good idea to check the official ESET website for the most up-to-date information. Use HTTP temporarily or upgrade
Check the "About" section of your software regularly to ensure the "Last successful update" was within the last 24 hours.