ESET is a private limited software security company that offers various cybersecurity products for homes and businesses. You can download the antivirus from its official website; the process is also very straightforward. You can download the ESET antivirus with a few simple clicks, but sometimes you may face problems installing the antivirus. There are a few possible reasons due to why this problem occurs. The content below will help you learn about the causes and solutions of this issue.