> For the complete documentation index, see [llms.txt](https://thembay-docs.gitbook.io/fana/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://thembay-docs.gitbook.io/fana/theme-options/performance.md).

# Performance

Speed ​​up the website: Minified version of functions.js and device.js file will be loaded

![](/files/pg9pRdbPZsFHnd6xdJSY)

* **Yes**: The Minified JS file will be loaded, eg: **fana\js\functions.min.js**
* **No**: The normal JS file will be loaded, eg: **fana\js\functions.js**

### **Preload Website**: Choose a Preloader Image for your website.

![](/files/c05py6myEUuvD3PCu05j)

{% hint style="info" %}
**Watch the video "Choose a Preloader Images for your website" tutorial:**
{% endhint %}

{% embed url="<https://www.youtube.com/watch?v=SqjcMHeyt34>" %}

{% hint style="info" %}
**Watch the video "Custom Preloader with your logo" tutorial:**
{% endhint %}

{% embed url="<https://www.youtube.com/watch?v=TEYw30o-exs>" %}