# Windows Defender Exclusion

The All Out editor is I/O intensive, and as a result will slow down significantly if your games folder is not added to its exclusion list.

Choosing to do so is safe for local development, but use caution when opening projects created by third parties.

{% stepper %}
{% step %}
**1) Open Windows Security**

Open **Windows Security** from the Start menu (or search for it).

![](/files/TrlEN4culFyWNBMoECzE)

*Windows Security app.*
{% endstep %}

{% step %}
**2) Go to Virus & threat protection**

From the left sidebar, select **Virus & threat protection**.

![](/files/cmkGsTlnrXdvI8yrAYBL)

*Virus & threat protection entry.*
{% endstep %}

{% step %}
**3) Open Virus & threat protection settings**

Scroll to **Virus & threat protection settings**, then click **Manage settings**.

![](/files/ML8mLtbehVyGmNsI5CBQ)

*Manage settings button.*
{% endstep %}

{% step %}
**4) Open exclusions**

Scroll to **Exclusions**, then click **Add or remove exclusions**.

![](/files/FiMyeBaWSRu8OAyaprwL)

*Add or remove exclusions.*
{% endstep %}

{% step %}
**5) Add a new exclusion**

Click **Add an exclusion**.

![](/files/ua9cz3gDN9Zzbz7jLsS5)

*Add an exclusion dropdown.*
{% endstep %}

{% step %}
**6) Choose “Folder”**

Select **Folder**. This lets you exclude the entire All Out games directory.

![](/files/TmeOo2vgh9GUb96eGbeZ)

*Excluding a folder (recommended).*
{% endstep %}

{% step %}
**7) Pick your All Out games folder**

Select the folder where your All Out projects live (the directory you chose when first launching the editor).

![](/files/Nv2tZkBczXC2ICOWZCws)

*Confirm the folder selection.*
{% endstep %}
{% endstepper %}


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