# Jitter removal (not actual)

**URL:** <https://forum.defold.com/t/jitter-removal-not-actual/79738>\
**Category:** Collaborate\
**Created:** [February 10, 2025, 7:53pm UTC](https://forum.defold.com/t/jitter-removal-not-actual/79738 "2025-02-10T19:53:08Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Alexander\_Bulatov](https://forum-defold.b-cdn.net/user_avatar/forum.defold.com/alexander_bulatov/32/27139_2.png) [@Alexander\_Bulatov](https://forum.defold.com/u/Alexander_Bulatov)\
**Post date:** [February 10, 2025, 7:53pm UTC](https://forum.defold.com/t/jitter-removal-not-actual/79738/1 "2025-02-10T19:53:08Z")

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In recent versions of Defold, when using fixed\_update, unwanted jittering of objects can be observed, especially noticeable when moving smoothly:

> **[GitHub - aglitchman/defold-ld50-game: Merge cars of the same colour to escape.](https://github.com/aglitchman/defold-ld50-game)**
>
> Merge cars of the same colour to escape.

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**Author:** ![d954mas](https://forum-defold.b-cdn.net/user_avatar/forum.defold.com/d954mas/32/5401_2.png) [@d954mas](https://forum.defold.com/u/d954mas)\
**Post date:** [February 11, 2025, 5:35am UTC](https://forum.defold.com/t/jitter-removal-not-actual/79738/2 "2025-02-11T05:35:01Z")

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What if you try?  
[physics]  
type = 3D  
use\_fixed\_timestep = 1  
max\_fixed\_timesteps = 1

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<div class="post-metadata">

**Author:** ![Dreamer\_Android](https://forum-defold.b-cdn.net/user_avatar/forum.defold.com/dreamer_android/32/38180_2.png) [@Dreamer\_Android](https://forum.defold.com/u/Dreamer_Android)\
**Post date:** [February 14, 2025, 4:55pm UTC](https://forum.defold.com/t/jitter-removal-not-actual/79738/3 "2025-02-14T16:55:27Z")

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can you share a screen recording? where is the jitter? running Chrome desktop I didnt notice any.

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<div class="post-metadata">

**Author:** ![Alexander\_Bulatov](https://forum-defold.b-cdn.net/user_avatar/forum.defold.com/alexander_bulatov/32/27139_2.png) [@Alexander\_Bulatov](https://forum.defold.com/u/Alexander_Bulatov)\
**Post date:** [February 15, 2025, 4:24am UTC](https://forum.defold.com/t/jitter-removal-not-actual/79738/4 "2025-02-15T04:24:37Z")

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The demo on the github used an old version of Defold where physics works with ‘update’, and in the latest version physics requires ‘fixed\_update’ and that’s where the problems begin