Download iPhone software thru my PC

If you're talking about operating system update:

Learn how to update your device manually if you're using a Mac with macOS Catalina or later, or if you're using a Mac with macOS Mojave or earlier or a Windows PC.

If you still get no help, contact Apple Support directly, using this link:--> Get Support

If you mean something different, please better clarify your needs.

Regards

Giulio

Start here: https://support.apple.com/en-us/HT212186

i have sofware Icloud to my pc windows

Please Respon

Thxs