Winrar 3.80 Page

Using outdated software like WinRAR 3.80 exposes your system to known exploits (e.g., the ACE vulnerability from 2019, which affected older WinRAR versions). Do not download version 3.80 from third-party sites — they may bundle malware.

It is strongly recommended to update to the latest version from the official website ( rarlab.com ) for security patches, better compression, and modern format support (RAR5). winrar 3.80

It added support for Unicode filenames, improved ZIP and CAB handling, and introduced the "Convert" command for archives. However, this information is now only historical. Using outdated software like WinRAR 3