Never download WinToUSB from a third-party "upd" site. Use the official source:
If you've purchased a license key for WinToUSB and want to update it, you may need to do so to: wintousb license key upd
To update your WinToUSB license key, you must enter your unique 25-digit code in the "Register" menu of the software. WinToUSB is a commercial product by Hasleo Software (EasyUEFI) , and a valid license key is required to access Professional or Enterprise features. 🔑 How to Update Your License Key Never download WinToUSB from a third-party "upd" site
: Copy and paste your purchased license key into the text field. Ensure there are no leading or trailing spaces. 🔑 How to Update Your License Key :
: Copy and paste the license code exactly as it appears in your purchase confirmation email.
If you require professional features (such as creating a Windows To Go drive from a Windows Enterprise edition or using a non-certified USB 3.0 drive without speed restrictions), it is highly recommended to support the developers and buy an authentic license directly from the Official Hasleo Software Website Troubleshooting License Key Issues