> For the complete documentation index, see [llms.txt](https://docs.quickreply.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.quickreply.ai/help-and-referrence/faqs.md).

# FAQs

- [App Notifications](https://docs.quickreply.ai/help-and-referrence/faqs/app-notifications.md)
- [How to subscribe to push notifications on browser?](https://docs.quickreply.ai/help-and-referrence/faqs/app-notifications/how-to-subscribe-to-push-notifications-on-browser.md)
- [How to subscribe to push notifications on mobile?](https://docs.quickreply.ai/help-and-referrence/faqs/app-notifications/how-to-subscribe-to-push-notifications-on-mobile.md)
- [How to unblock notification permission?](https://docs.quickreply.ai/help-and-referrence/faqs/app-notifications/how-to-unblock-notification-permission.md)
- [Developers](https://docs.quickreply.ai/help-and-referrence/faqs/developers.md)
- [How to send WhatsApp message using REST API?](https://docs.quickreply.ai/help-and-referrence/faqs/developers/how-to-send-whatsapp-message-using-rest-api.md)
- [Facebook Business Manager](https://docs.quickreply.ai/help-and-referrence/faqs/facebook-business-manager.md)
- [How to share Facebook Business Manager Access to QuickReply?](https://docs.quickreply.ai/help-and-referrence/faqs/facebook-business-manager/how-to-share-facebook-business-manager-access-to-quickreply.md)
- [Media](https://docs.quickreply.ai/help-and-referrence/faqs/media.md)
- [What are the media file size limits and aspect ratio in WhatsApp Business API?](https://docs.quickreply.ai/help-and-referrence/faqs/media/what-are-the-media-file-size-limits-and-aspect-ratio-in-whatsapp-business-api.md)
- [Mobile App](https://docs.quickreply.ai/help-and-referrence/faqs/mobile-app.md)
- [How to install QuickReply on mobile?](https://docs.quickreply.ai/help-and-referrence/faqs/mobile-app/how-to-install-quickreply-on-mobile.md)
- [Opt-ins](https://docs.quickreply.ai/help-and-referrence/faqs/opt-ins.md)
- [How to delete a User Permanently from QuickReply.ai?](https://docs.quickreply.ai/help-and-referrence/faqs/opt-ins/how-to-delete-a-user-permanently-from-quickreply.ai.md): This document explains how to search for a user and delete a user from the QuickReply.ai.
- [How to collect WhatsApp Business opt-ins for your Shopify store?](https://docs.quickreply.ai/help-and-referrence/faqs/opt-ins/how-to-collect-whatsapp-business-opt-ins-for-your-shopify-store.md)
- [Template Messages](https://docs.quickreply.ai/help-and-referrence/faqs/template-messages.md)
- [Why Does Clicking My WhatsApp Template Image Open a Link? (And How to Fix It)](https://docs.quickreply.ai/help-and-referrence/faqs/template-messages/why-does-clicking-my-whatsapp-template-image-open-a-link-and-how-to-fix-it.md): When sending a WhatsApp Business template that contains both an Image Header and a Call-to-Action (CTA) URL button, you might notice that clicking the image immediately opens the external website link