Downloading "cracked" versions (like one advertised as v21.4.3521-Crack-2023 ) is extremely dangerous. These files often contain malware, ransomware, or spyware .

Many keygens (key generators) are used as bait to get users to download viruses rather than functioning software.

In official tests, it has shown improvements in startup times, particularly on older machines. Cons: PC Speed & Cleaning | Test Results | AVG PC TuneUp