Running two antivirus products on the same computer can degrade performance and cause system instability. It is important that any previously installed antivirus software is uninstalled from your system before installing your ESET security product.
BitDefender:
https://www.bitdefender.com/support/-1687.html
ClamXav:
http://www.clamxav.com/clamavEngineREMOVER.zip
ESET Cyber Security:
https://support.eset.com/kb3239/
Intego:
https://support.intego.com/hc/en-us/articles/207117548-How-to-Uninstall-Intego-Products
McAfee:
https://service.mcafee.com/webcenter/portal/cp/home/articleview?articleId=TS101226
Norton (Symantec):
http://www.symantec.com/business/support/index?page=content&id=TECH103489&locale=en_US
Trend Micro:
https://esupport.trendmicro.com/en-us/home/pages/technical-support/1061005.aspx
Contact ESET Technical Support.
*ESET does not take responsibility for any damages or loss of data caused by or during the uninstallation of any antivirus software.