> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pads4.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Size properties

The **Size properties** define the **width and height** of your entire presentation.

These settings determine how your presentation will be displayed and are applied **consistently to all pages**, including the **master page**.

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## **Size Settings**

### **Predefined**

* Click this button to select a **predefined resolution** from a list of commonly used width and height combinations.

### **Width**

* Manually enter the **desired width** (in pixels) for your presentation.

### **Height**

* Manually enter the **desired height** (in pixels) for your presentation.

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## **Remarks**

* The specified size will **apply to all pages** in your presentation, including the **master page**.
* If you **reduce** the size of an existing presentation, some **page elements may become invisible** if they are positioned outside the new screen boundaries.
* **Note**: If the **PADS4 Viewer** is set to **automatically scale presentations**, these size settings **might be ignored** during playback.