: Many "exclusive" downloads from unofficial sites bundle unwanted programs that can hijack your browser or slow down your system.

. Because these programs usually require you to disable your antivirus or "run as administrator," they get deep access to your system to steal passwords or encrypt your files. 2. Stability and Performance

Elias hesitated. Downloading a .rar file from an unverified source was digital Russian roulette. But the deadline was sunrise. He took a breath, disabled his antivirus—the digital equivalent of holding his breath—and clicked the link.

Because these programs need to modify system files to "activate" software, they require you to disable your antivirus. Once the antivirus is off, the file can install hidden scripts that steal your passwords, bank details, or encrypt your hard drive for ransom. System Instability: