Any you receive when trying to open it.
The file most commonly refers to a compressed archive containing classical music recordings by pianist Benjamin Frith on the Naxos label . bf23.rar
Always run an antivirus scan on .rar files from third-party blogs before opening. Any you receive when trying to open it
If you are having trouble with a named "bf23.rar" (such as a game mod or a technical driver), please let me know: Where you downloaded it from. What the approximate file size is. bf23.rar