To open a .rar file, you need specialized software, as Windows and macOS do not always support this format natively: : The original software for RAR files (Trialware).
This will help me give you more specific advice. 54354.rar
: Be wary of .exe , .bat , or .scr files inside the archive, as these are executable scripts that can change your system settings. To open a
: Often, archives include a README.txt file with instructions on what the files are for. To open a .rar file