In this tutorial you can find detailed instructions on, how to troubleshoot and resolve comReadError: Error reading comm device issue.
ActiveX Control is powerful but also dangerous, the malicious codes on websites are written through the control, the codes will start to run when you open the web pages, to avoid attacks from malicious web pages, you should disable ActiveX to prevent those codes from running.
1.Click Start, type ActiveX in the search box and click the top search result.
2.Switch to Security tab in the Internet Properties window.
3.Click Custom Level button, Security Settings window appears.
4.Scroll the slider to find ActiveX controls and plug-ins, click Disable.
1.Click Startup and type cmd in the searchbox, then double click on cmd.exe.
2.Type gpupdate and press enter, then you can destroy virus on your computer.