Ans4. It is unlikely that the QuickBooks Refresher Tool would bring a virus into your system. The QuickBooks Refresher Tool is a utility provided by Intuit, the maker of QuickBooks accounting software, and is designed to help fix problems and improve the performance of QuickBooks. It is not designed to introduce viruses or other malicious software onto your computer. However, it is always a good idea to be cautious when downloading and installing software from the internet and to take steps to protect your computer from viruses and other threats. Here are a few things you can do to reduce the risk of downloading a virus or other malicious software: 1. Download software from reputable sources. 2. Scan downloaded files with antivirus software. 3. Be wary of emails or websites that ask you to download software or click on links.