To restrict email submissions to only @mycompanyname.ae addresses in the Wix Events registration form

Question:
[Clearly ask your question.]

Product:
[Which editor or feature is your question most relevant to? e.g. Wix Editor, Wix Studio Editor.]

What are you trying to achieve:
[Explain the details of what you are trying to achieve. The more details you provide, the easier it is to understand what you need.]

What have you already tried:
[Share resources, forum topics, articles, or tutorials you’ve already used to try and answer your question.]

Additional information:
[Include any other pertinent details or information that might be helpful for people to know when trying to answer your question.]

For this, you can build a custom form with input elements using Velo:

https://dev.wix.com/docs/velo/api-reference/wix-events-frontend/form/introduction