Hi there! I understand your Nowsite editor isn’t opening, and I’m here to help get that sorted for you. To start, could you tell me a bit more about what happens when you try to open the editor? For example, do you get an error message, does the page stay blank, or does it just not respond at all?

In the meantime, here are a few simple steps you can try to get the Nowsite editor working again on your Windows 10 device using WebKit:

1. Refresh the Browser: Sometimes, a simple refresh (F5 key) can load the editor properly.

2. Clear Browser Cache: Old cache data can interfere. You can clear it by:
- Pressing Ctrl + Shift + Delete
- Selecting to clear cached images and files (you don’t need to clear history or passwords)
- Confirming and restarting your browser.

3. Check Browser Compatibility: Ensure your browser is up to date with the latest version supporting WebKit. If you aren’t sure, try opening the editor in another browser like Chrome or Edge to see if it works there.

4. Disable Browser Extensions: Sometimes extensions can block or interfere with the editor. Try disabling them temporarily.

5. Check Internet Connection: A stable connection is key—make sure your network is working properly.

If you’ve already tried these or if the problem persists, please let me know exactly what you see when attempting to open the editor. That way, I can guide you through more advanced troubleshooting steps.

Are you able to try these and share what happens next?