Avast is a widely used antivirus program, and its alert sounds have become familiar to millions of computer users who associate them with threat detection and system protection. The newer alarm version circulated on soundboards and in short video edits, where creators reused it outside its original security context as a comic warning signal. In Portuguese-speaking meme communities, the label novo marks it as the updated variant, helping listeners distinguish it from older Avast alerts. Its instant recognisability keeps it useful for jokes about hacking, viruses and risky clicks.