---
title: "Resizing Point size with Mouse Wheel"
slug: "adjusting-point-size-in-point-cloud-mode"
description: "Change point size in NavVis IVION: with Show Point cloud selected in the View menu, hold Alt (or Option) and scroll the mouse wheel forward to enlarge points. Scroll backward to make them smaller."
tags: ["Point Cloud Visualization", "Point Cloud Views"]
updated: 2026-10-20T14:15:45Z
published: 2026-10-20T14:15:45Z
canonical: "knowledge.navvis.com/adjusting-point-size-in-point-cloud-mode"
---

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

# Resizing Point size with Mouse Wheel

1. In a Site, select the **View** menu on the left. Make sure the **Show Point cloud** view is selected.
2. To change the size of all points, press **Alt** (or **Option**) and scroll the mouse wheel forward to make the points larger, or scroll the mouse wheel backward to make the points smaller.

[Video](https://cdn.document360.io/bf174766-fa1a-4fe1-a4d7-b1db1e7cb996/Images/Documentation/change_point%20size.mp4?sv=2026-02-06&spr=https&st=2026-11-15T15%3A07%3A38Z&se=2026-11-15T16%3A07%3A38Z&sr=c&sp=r&sig=kOmoodCTaFRJSC3Yk4Y%2BqDOP8wdFn3N3kMPxOkuWpF0%3D)