> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.tyslo.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# How to allow only English characters on your form fields?

**You can make any field accept only English characters in your form, by applying a regular expression to this field in the form builder. To do that, follow the steps below.**

# 1- Add a rule to your fields to allow only English characters

* Go to EasySell **Form builder **
* Choose any field you want it to accept only English characters, for example: **Address** field or **Name** Field. _(Add the field if you didn't already done)_
* On the field's **Edit** section, click on **Advanced** tab
* In the **Regex** field enter the following code 

```
^[()a-zA-Z0-9_,. \-"*':!%+=\/&#@]*$
```

* Add an error message that will be shown if the customer enters non-English text in a specific field
* **Save** your changes


![English Regex](https://storage.crisp.chat/users/helpdesk/website/4b154ca9ad47c000/cleanshot-2024-07-29-at-170027_9w71fb.png)




| ℹ️ If need any further information or you need any kind of help, please do not hesitate to contact us via chat or WhatsApp from the app 😎