# \&pagezoom

Viewer-Side Option! ([`&view`](https://docs.vdo.ninja/advanced-settings/mixer-scene-parameters/view), [`&scene`](https://docs.vdo.ninja/advanced-settings/mixer-scene-parameters/scene), [`&room`](https://docs.vdo.ninja/advanced-settings/setup-parameters/room))

## Options

Example: `&pagezoom`

| Value      | Description                      |
| ---------- | -------------------------------- |
| (no value) | Enables an on-screen zoom slider |

## Details

* Adds a bottom overlay slider to scale the grid/container, with proper centering and scroll handling.
* Updates viewport meta to allow user scaling on mobile (`maximum-scale=4.0`).
* Handy for fine control in full-screen scenes or signage displays.

## Related

{% content-ref url="grid" %}
[grid](https://docs.vdo.ninja/advanced-settings/design-parameters/grid)
{% endcontent-ref %}