: Use a tool like WinZip , 7-Zip, or the native "Extract All" feature in Windows or macOS.
The file appears to be a compressed archive containing an encrypted file. Based on the file extensions,
Do you have the required by AxCrypt to decrypt the file, or axx extension causing problems with applications | AxCrypt
: This is a standard ZIP archive used to compress one or more files into a single, smaller container for easier storage or transfer.
: Once extracted, you will need the AxCrypt software to open the .axx file. You must have the password that was used to secure it.