> For the complete documentation index, see [llms.txt](https://gunz.gitbook.io/gunz-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gunz.gitbook.io/gunz-guide/getting-started/troubleshooting/directx-issues.md).

# DirectX Issues

## <mark style="color:yellow;">After installing GUNZ and running the launcher, you may encounter the following, or similar error:</mark>

<figure><img src="/files/EobIRUhUduMRXv6crQGN" alt=""><figcaption></figcaption></figure>

* To resolve this issue, start with locating your GUNZ Folder, usually found in:\
  \ <mark style="color:yellow;">`C:\Program Files (x86)\GG\GUNZ`</mark><br>
* Right-click the file called "config" and click on "edit"

<figure><img src="/files/Hg7F9cXqjlpdLS3uN7dn" alt=""><figcaption></figcaption></figure>

* Scroll down until you see "Width" and "Height"

<figure><img src="/files/AfNKqW5P4fv9MjU2aolh" alt=""><figcaption></figcaption></figure>

* Now, search "This PC" in your Windows start menu, right click it and go to properties.

<figure><img src="/files/vxKC9hKEIHsQ7iywQRkj" alt=""><figcaption></figcaption></figure>

* Once you're on the page, click on "Display" on the top left ,find the "Display resolution".

<figure><img src="/files/yxTwYnEhh53tp2Gwka2j" alt=""><figcaption></figcaption></figure>

* Now, enter the first value from "Display resolution" into the "Width" section of the config, and the second value in the "Height" section.

&#x20;

<figure><img src="/files/Ie6Geh8tzpg9jaj9VE8N" alt=""><figcaption></figcaption></figure>

{% hint style="danger" %}
Do not save the config file with a .txt extension, the game will not run if it is saved with a .txt extension.\
\
If it's trying to save with the .txt extension, follow the steps below:
{% endhint %}

* Hit File in the top left, and “Save as”...<br>

  <figure><img src="/files/9tNWMEbwH0DUFOYoTeRx" alt=""><figcaption></figcaption></figure>
* On the dropdown, select “all files”.\ <br>

  <figure><img src="/files/tvFSXBMIOlbp1gq8TwyI" alt=""><figcaption></figcaption></figure>
* Manually save it as “config.xml” on your desktop (not just “config”, you must add the extension too). Once done, drag the file into your GUNZ folder and replace the original config file with the new one.

<figure><img src="/files/5gCUfCJQCaCTtOQE1I9h" alt=""><figcaption></figcaption></figure>

{% hint style="danger" %} <mark style="color:red;">The game must NOT be running when you do this process.</mark>
{% endhint %}