Watch this short YouTube video to learn how to install iCloud on Windows:
Visit this link using your Windows PC to download iCloud for Windows:
IF ASKED FOR 2-FACTOR AUTHENTICATION:
If you are a Windows/Android user and are asked for 2-factor authentication from Apple when signing in to iCloud, you may already own an iPad or other iOS/Apple device, such as an AppleTV.
Your 2-factor authentication code is sent to that device.