> For the complete documentation index, see [llms.txt](https://docs.get3d.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.get3d.ai/user-help-center/get3d-viewer/getting-started/shortcut-keys-guide.md).

# Shortcut Keys Guide

Shortcut keys are essential for improving operation efficiency and swiftness for viewing purposes. The following are some standard shortcut keys and their corresponding functions.

Here is the table with the functions and descriptions separated:

<table><thead><tr><th width="133.33331298828125">Shortcut Key</th><th width="215">Feature</th><th>Description</th></tr></thead><tbody><tr><td><strong>1</strong></td><td>Texture Mode Switch</td><td>Highlights the model's texture details.</td></tr><tr><td><strong>2</strong></td><td>Wireframe Mode Switch</td><td>Displays the model as a wireframe.</td></tr><tr><td><strong>3</strong></td><td>Back Side Display Toggle</td><td>Shows the back side of the model.</td></tr><tr><td><strong>4</strong></td><td>Ruler Grid Mode Toggle</td><td>Displays the model with grid lines for measurement.</td></tr><tr><td><strong>5</strong></td><td>Lock Vertical Axis</td><td>Locks the vertical axis during rotation or movement.</td></tr><tr><td><strong>6</strong></td><td>Lock Elevation</td><td>Lock the height to prevent panning up and down, without affecting rotation or scaling.</td></tr><tr><td><strong>Space</strong></td><td>Reset View</td><td>Restores the default viewpoint and zoom level.</td></tr><tr><td><strong>F1</strong></td><td>Point Annotation</td><td>Allows creating point annotations on the model.</td></tr><tr><td><strong>F2</strong></td><td>Line Annotation</td><td>Draws lines to indicate distances or directions.</td></tr><tr><td><strong>F3</strong></td><td>Ngons Annotation</td><td>Creates polygonal area labels for analysis or highlighting.</td></tr><tr><td><strong>F4</strong></td><td>Select Annotation</td><td>Allows user to select and edit annotations (move, rotate, scale).</td></tr><tr><td><strong>F11</strong></td><td>Full Screen Mode</td><td>Switches to full-screen mode (press Esc to exit).</td></tr></tbody></table>