: Use VLC Media Player if the files are videos or audio.

: Run the file through VirusTotal to ensure it doesn't contain malware.

: Only open RAR files if you know exactly who sent them or where you downloaded them from.

: Use Microsoft Office or Google Docs for .docx or .xlsx files.

"220423012472.rar" appears to be a specific archive file, likely named using a timestamp (2022-04-23) or a unique ID. If you have this file and need to access its contents, follow these steps: How to Open the RAR File

: If it asks for a password, you will need to get it from the original source; there is no universal "bypass" for RAR encryption. Managing the Contents Once extracted, you might find: