https://connect.mozilla.org/t5/discussions/escan-antivirus/m-p/142681#M58374 <P><a href="https://connect.mozilla.org/t5/user/viewprofilepage/user-id/135368">@nikraghu</a>&nbsp;: either you downloaded Firefox from a non-official site, and so the file is indeed infected with a virus (which isn't something Mozilla can do anything about).&nbsp; Make sure to always only download Firefox from the official site:&nbsp;<A href="https://www.firefox.com/download/all/desktop-release/" target="_blank">https://www.firefox.com/download/all/desktop-release/</A>&nbsp;</P><P>Or if you did get it from there, it's a "false positive", and your anti-virus is wrong.&nbsp; Upload the file you downloaded to <A href="https://www.virustotal.com" target="_blank">https://www.virustotal.com</A>&nbsp;and scan it there.&nbsp; If it comes back clean, you should report a "false positive" to your anti-virus maker</P> Sat, 10 Oct 2026 10:40:41 GMT dftf 2026-10-10T10:40:41Z https://connect.mozilla.org/t5/discussions/escan-antivirus/m-p/133825#M53792 <P>hen escan antivirus scans my system, it deletes firefox completely The reason given is as follows:&nbsp; "firefox.exe is infected by "eScan.Cloud.Suspicious.Dropped(ES)(6)"Virus."</P><P>Please check from your side &amp; rectify this.</P><P>regards.</P><P>Raghavendra Rao.</P> Tue, 04 Aug 2026 00:11:40 GMT https://connect.mozilla.org/t5/discussions/escan-antivirus/m-p/133825#M53792 nikraghu 2026-08-04T00:11:40Z https://connect.mozilla.org/t5/discussions/escan-antivirus/m-p/142681#M58374 <P><a href="https://connect.mozilla.org/t5/user/viewprofilepage/user-id/135368">@nikraghu</a>&nbsp;: either you downloaded Firefox from a non-official site, and so the file is indeed infected with a virus (which isn't something Mozilla can do anything about).&nbsp; Make sure to always only download Firefox from the official site:&nbsp;<A href="https://www.firefox.com/download/all/desktop-release/" target="_blank">https://www.firefox.com/download/all/desktop-release/</A>&nbsp;</P><P>Or if you did get it from there, it's a "false positive", and your anti-virus is wrong.&nbsp; Upload the file you downloaded to <A href="https://www.virustotal.com" target="_blank">https://www.virustotal.com</A>&nbsp;and scan it there.&nbsp; If it comes back clean, you should report a "false positive" to your anti-virus maker</P> Sat, 10 Oct 2026 10:40:41 GMT https://connect.mozilla.org/t5/discussions/escan-antivirus/m-p/142681#M58374 dftf 2026-10-10T10:40:41Z