If you need to view old Flash content, do download compressed archives from unknown sources. Instead, consider these safer methods: Adobe Flash End of Life - ITSM.tools
Downloading a file claiming to be Adobe Flash Player is highly dangerous. Official support and distribution for Flash Player ended on December 31, 2020 . Security Risk Report
: Since January 12, 2021, Adobe has actively blocked Flash content from running in the player to protect users. Safe Alternatives
: Attackers frequently use RAR files to hide malicious code from antivirus scanners. "Flash Player" installers found on unofficial sites are commonly used to trick users into installing viruses or spyware.