# How to make the door open button to work with a I-notify

**URL:** <https://community.mobotix.com/t/how-to-make-the-door-open-button-to-work-with-a-i-notify/4593>\
**Category:** MxApp\
**Created:** [November 11, 2021, 6:17am UTC](https://community.mobotix.com/t/how-to-make-the-door-open-button-to-work-with-a-i-notify/4593 "2021-11-11T06:17:00Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![stefan.koch](https://avatars.discourse-cdn.com/v4/letter/s/eb9ed0/32.png) [@stefan.koch](https://community.mobotix.com/u/stefan.koch)\
**Post date:** [November 11, 2021, 6:17am UTC](https://community.mobotix.com/t/how-to-make-the-door-open-button-to-work-with-a-i-notify/4593/1 "2021-11-11T06:17:00Z")

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How can I use the open door button in the app  
ore the light button to do the same

i want to use the open door button from the app to send a Notify message

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**Author:** ![Andrius](https://avatars.discourse-cdn.com/v4/letter/a/73ab20/32.png) [@Andrius](https://community.mobotix.com/u/Andrius)\
**Post date:** [November 11, 2021, 2:09pm UTC](https://community.mobotix.com/t/how-to-make-the-door-open-button-to-work-with-a-i-notify/4593/2 "2021-11-11T14:09:18Z")

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You have to “assign wire” for light output. After that create signal event that would trigger on light output signal. With this event you can start an action group that would send your desired notify.

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**Author:** ![stefan.koch](https://avatars.discourse-cdn.com/v4/letter/s/eb9ed0/32.png) [@stefan.koch](https://community.mobotix.com/u/stefan.koch)\
**Post date:** [November 13, 2021, 7:35am UTC](https://community.mobotix.com/t/how-to-make-the-door-open-button-to-work-with-a-i-notify/4593/3 "2021-11-13T07:35:51Z")

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Hi Andrius

it works thanks

best regards,

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<div class="post-metadata">

**Author:** ![stefan.koch](https://avatars.discourse-cdn.com/v4/letter/s/eb9ed0/32.png) [@stefan.koch](https://community.mobotix.com/u/stefan.koch)\
**Post date:** [November 18, 2021, 8:17am UTC](https://community.mobotix.com/t/how-to-make-the-door-open-button-to-work-with-a-i-notify/4593/4 "2021-11-18T08:17:44Z")

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when i was at the customer the situation was differetnt i had to solve it true Mxmessage  
becaus the rfbell was not classic but stil it works