Do you use ESET NOD32 Antivirus to protect your computer, but are you getting the error 'ACT.21'?
On this page, you will find more information about the most common causes and most relevant solutions for the ESET NOD32 Antivirus error 'ACT.21'. Do you need help straight away? Visit our support page.
We've created a list of solutions which you can follow if you want to solve this ESET NOD32 Antivirus problem yourself. Do you need more help? Visit our support page if you need professional support with ESET NOD32 Antivirus right away.