defense problem

why my defense not working.

i done registry cleaning and disk cleaning with csc. it happening bcoz of it?

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It could be. What happens when you run the diagnostics?

when i run diagnostics, it says it could not find it

and i again run disk cleaner and i restart pc. now comodo working good. defense working good. why this happened.

is everything ok?

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Seems ok. Just let us know if you have problems again.