[mothered]

blackbullet is outdated no more maintained why people are using it just to infect there pc . use openbullet latest and much stable.

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I downloaded it all correctly but when I open it up it opens for a millasecond and then closes this also happens with a coincollector program I have I thought it was due to firewall or windows defender so I disabled them but its still happening, do you know of any solutions?

It could be due to countless reasons, one of which Is an Infected file.

Execute It In Sandboxie, and see whether any files are dropped that're consistent with malware.

its already infected man

Although there's no conclusive evidence to support this, If It Is Infected, It's putting our community at risk. Moreover, the OP failed to provide a virus scan report on request.

As such, I've removed the links.