# Options
[Chrome Docs](https://developer.chrome.com/docs/extensions/mv3/options/) • [Firefox Docs](https://developer.mozilla.org/en-US/docs/Mozilla/Add-ons/WebExtensions/manifest.json/options_ui)
## Filenames
- `entrypoints/options.html`
- `entrypoints/options/index.html`
## Definition
Plain old HTML file.
```html
Options Title
```
> All manifest options default to `undefined` when the `meta` tag is not present.