# How can i Change data viewer list's data source with Blocks?

**URL:** https://community.thunkable.com/t/how-can-i-change-data-viewer-lists-data-source-with-blocks/1117007
**Category:** Questions about Thunkable X
**Created:** [February 22, 2021, 11:08pm UTC](https://community.thunkable.com/t/how-can-i-change-data-viewer-lists-data-source-with-blocks/1117007 "2021-02-22T23:08:44Z")
**Posts on this page:** 4
**Page:** 1

<div class="post-metadata">

### Author: ![doctorsof](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/doctorsof/32/30099_2.png) [@doctorsof](https://community.thunkable.com/u/doctorsof)
#### Post date: [February 22, 2021, 11:08pm UTC](https://community.thunkable.com/t/how-can-i-change-data-viewer-lists-data-source-with-blocks/1117007/1 "2021-02-22T23:08:44Z")

</div>

I want to change this with blocks…  
 ![Opera Anlık Görüntü_2021-02-23_020652_x.thunkable.com](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/f/0/f070ed62465cda1fcf5ecd367940c01d86762d45.png)  
If is it possible which blocks works?  
Thanks

![Opera Anlık Görüntü_2021-02-23_020546_x.thunkable.com](https://us1.discourse-cdn.com/flex015/uploads/thunkable/original/3X/7/5/753193ba83554f3591c92251eaf7f7aa85a0846a.png)

I tried lost of combination but didnt find it.  
**I want to use one data viewer list.**  
I have 20 data sources so i dont want to create more screen or data viewer list.

---

<div class="post-metadata">

### Author: ![drted](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/drted/32/92694_2.png) [@drted](https://community.thunkable.com/u/drted)
#### Post date: [February 23, 2021, 1:24am UTC](https://community.thunkable.com/t/how-can-i-change-data-viewer-lists-data-source-with-blocks/1117007/2 "2021-02-23T01:24:54Z")

</div>

Perhaps this example will give you some ideas. Basically use one local datasource for display by copying from the original datasource.

> [@JSON Bound Data List Viewer - No More Cloning!](https://community.thunkable.com/t/json-bound-data-list-viewer-no-more-cloning/1041807):
>
> If you have been thunking for a while, you may have learned a few things: Data List Viewers and Data Grid Viewers are easy to design and execute quickly on devices Data List Viewer and Data Grid Viewer components cannot be bound to JSON All sorts of Web APIs and Firebase RealtimeDB (aka cloud variables) use JSON Airtable and Google Sheet data sources are generally slower and less reliable than Firebase/Cloud Variables Creating or cloning components for JSON lists are progressively slower and a…

---

<div class="post-metadata">

### Author: ![doctorsof](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/doctorsof/32/30099_2.png) [@doctorsof](https://community.thunkable.com/u/doctorsof)
#### Post date: [February 23, 2021, 9:39am UTC](https://community.thunkable.com/t/how-can-i-change-data-viewer-lists-data-source-with-blocks/1117007/3 "2021-02-23T09:39:50Z")

</div>

I will try but this one create like clone. So it is not answer. Any different solution?

---

<div class="post-metadata">

### Author: ![ioannis](https://sea1.discourse-cdn.com/flex015/user_avatar/community.thunkable.com/ioannis/32/146956_2.png) [@ioannis](https://community.thunkable.com/u/ioannis)
#### Post date: [November 8, 2024, 1:29pm UTC](https://community.thunkable.com/t/how-can-i-change-data-viewer-lists-data-source-with-blocks/1117007/4 "2024-11-08T13:29:12Z")

</div>