How to do computer scan fully?

I cannot work during scanning but when if I leave my computer comodo antivirus goes sleeping with the computer

win7-x86 (32bit) cis5.0.162636.1135

other antiviruses (avg,clamwin) can scan the computer all day or over night

Can I correct my settings?

https://forums.comodo.com/bug-reports-cis/how-to-do-computer-scan-fully-t63470.0.html