# Upgrade from v2.x.x to v2.3.x

{% hint style="info" %}
To avoid any unexpected issues, back up your project before upgrading.
{% endhint %}

{% embed url="<https://youtu.be/OlIiplOcBes>" %}
Video guide for upgrade
{% endembed %}

Open the scene created with the older plugin version and ensure everything works.

Import v2.3.0 or above inside your project.

For every scene inside the project that has traffic waypoints do the following:

* Open the scene.
* Open **Debug Window : Tools -> Gley -> Traffic System/Debug**

<figure><img src="https://1500817731-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FuflU4iIzTBjoLH93zTYD%2Fuploads%2FZOIB2hh5p7IuoqUjNOci%2Fimage_2024-07-09_142238161.png?alt=media&#x26;token=04e90368-350a-4060-9664-5aeaf1e0e032" alt=""><figcaption><p>Open Debug</p></figcaption></figure>

* Press **Remove Unused Scene Objects**
* Press **Remove Unused Project Scripts**

<figure><img src="https://1500817731-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FuflU4iIzTBjoLH93zTYD%2Fuploads%2FNPtgXNOVeEghvXIoFQN0%2Fimage_2024-07-09_142532869.png?alt=media&#x26;token=8c94d302-eda3-43de-ac3d-fbd44d56d21f" alt=""><figcaption></figcaption></figure>

* Press **Apply Settings.** The apply settings process might take some time depending on the size of your scene. Please be patient.

<figure><img src="https://1500817731-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FuflU4iIzTBjoLH93zTYD%2Fuploads%2FIYeXAsOU0N2bK3hPaE2Z%2Fimage_2024-07-09_142727110.png?alt=media&#x26;token=16d1d373-8f04-47ff-bad5-48ecc88a1252" alt=""><figcaption></figcaption></figure>