> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.popupmaker.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 make Subscription form GDPR Compliant?

In the **"Subscription Element Options**" section of your subscription form popup type, you can see **"Add new fields"** section.
Open the select box and choose the **"Checkbox"** option.


![Open checkbox options](https://storage.crisp.chat/users/helpdesk/website/827841c5a93da800/open-checkbox-option_152m18a.png)

Here you can add as many checkboxes as you wish, but in this case, add just one and make it **"Required"**.
Add your text in the **"Choices"** box, like: I consent to having Popup Maker collect my details via this form.


![Checkbox options scaled](https://storage.crisp.chat/users/helpdesk/website/827841c5a93da800/checkbox-options-scaled_fl0fbj.png)

| Check a detailed article for creating a Subscription popup here: [How to use a Subscription form?](https://help.popupmaker.com/en/article/how-to-use-a-subscription-form-d076t0/)