Alternatively, WinZip and Trend Micro's Unzip One both support the 7z format. :
Use the official 7-Zip File Manager (7zFM.exe) for a graphical interface. mna.7z
The macOS Finder can often unpack these natively, but third-party tools like Commander One are required to create them or view contents without full extraction. : Alternatively, WinZip and Trend Micro's Unzip One both