Here is how to test your typeforms without creating an entry.
If you add…
… to the end of your typeform's share URL, you can test without adding an entry to your results or affecting your metrics.
If you're using Hidden Fields in your typeform, you need to add the following string to the end of your URL. You also need to change the #, before the Hidden field data in your URL, to a ?.
The parts you need to change are highlighted in orange: