Error downloading file and cannot update virus signature database (5.x)
Verify that your Internet connection is active by visiting ESET's home page.
Clear the update cache:
Open ESET Smart Security or ESET NOD32 Antivirus. How do I open my ESET product?
Press F5 to open the Advanced Setup window.
- Expand Update, click Update and then click Clear (see Figure 1-1).
- Open ESET Smart Security or ESET NOD32 Antivirus. How do I open my ESET product?
- Verify that your username and password have been entered correctly and click OK.
Restart your computer.
- Open the main program window and click Update → Update virus signature database.
If you are still unable to resolve your issue, please contact ESET Customer Care.