For Windows, there were three options: x64 Installer , x64 MSI Installer , and x64 Compressed Archive .
javac -version
A new window. A list of folders. He clicked and pasted: C:\Program Files\Java\jdk-17\bin java jdk download for windows 10 64-bit
He clicked (the .exe file, roughly 160 MB). For Windows, there were three options: x64 Installer