The installation steps for 7-Zip version 18.6, shown on the screenshots below, correspond to the installation steps for 7-Zip version 24.7.
Step 1: Go to the Academic Software page of 7-Zip and click on the button ‘Download 7-Zip’ to download the installer.
Step 2: Open the .exe installer file from your downloads folder to start the installation.
Step 3: Choose the installation location and click on Install.
Step 4: Click Close.
7-Zip is now installed and ready to use.