# The Sing up function does not appear in the function block **URL:** \ **Category:** Questions about Thunkable X\ **Created:** [November 15, 2023, 8:11am UTC](https://community.thunkable.com/t/the-sing-up-function-does-not-appear-in-the-function-block/2702250 "2023-11-15T08:11:29Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![lidiamartin5413ad](https://avatars.discourse-cdn.com/v4/letter/l/da6949/32.png) [@lidiamartin5413ad](https://community.thunkable.com/u/lidiamartin5413ad)\ **Post date:** [November 15, 2023, 8:11am UTC](https://community.thunkable.com/t/the-sing-up-function-does-not-appear-in-the-function-block/2702250/1 "2023-11-15T08:11:30Z")
Hello, I need to know what the problem is and why the Sing up function does not appear in the function block. ---
**Author:** ![tatiang](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/tatiang/32/55482_2.png) [@tatiang](https://community.thunkable.com/u/tatiang)\ **Post date:** [November 15, 2023, 4:52pm UTC](https://community.thunkable.com/t/the-sing-up-function-does-not-appear-in-the-function-block/2702250/2 "2023-11-15T16:52:10Z")
There’s a great new tutorial for this: [Authenticating users with Firebase (with video tutorial)](https://community.thunkable.com/t/authenticating-users-with-firebase-with-video-tutorial/2687824) You can find more tutorials in the Tutorials and DIY Guides forum category: ![image](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/c/2/c243cb563aca9cfee935c8af4bd426f6de495ac6.png) ---
**Author:** ![system](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/0/f/0f59f292712368bce16ff80133ae10de8a6f27e8.png) [@system](https://community.thunkable.com/u/system)\ **Post date:** [February 13, 2024, 4:52pm UTC](https://community.thunkable.com/t/the-sing-up-function-does-not-appear-in-the-function-block/2702250/3 "2024-02-13T16:52:55Z")
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