You can use 7-Zip on any computer, including a computer in a commercial organization. You don't need to register or pay for 7-Zip.
Native archive utilities often support 7z, or you can use WinRAR and Unarchiver. ClassNotes01.7z
Select or "Extract to ClassNotes01/" if using 7-Zip. You can use 7-Zip on any computer, including
Applications like RAR Lab or Unzip One can extract these files on the go. Extraction Steps Right-click the file in your file explorer. ClassNotes01.7z