The resolution to your issue is within the official thread for zcash4win, multiple times. A simple search will yield what you’re looking for
I just uploaded the Beta of zcash4win, my all-in-one installer that bundles zcash 1.0.5, uses a fork of the SwingUIWallet by @vaklinov for the GUI wallet, downloads the proving keys in the GUI, setups up zcash.conf for a non-mining full node by default, and bundles the needed java runtime.
Its at: https://zcash4win.com
The msi installer file for the beta isn’t signed yet, so it will throw up “Unknown publisher” warnings and complain about that. The final release will be signed, we’re still wor…
Here’s the thread: