[SumatraPDF](https://www.sumatrapdfreader.org/) is a free [PDF, EPUB, MOBI, CHM, XPS, DjVu, CBZ and CBR](Supported-document-formats.md) reader for Windows. It's small, fast, customizable and full of features.

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## Documentation for users

[Command Palette](Command-Palette.md)

[Keyboard shortcuts](Keyboard-shortcuts.md)

[Customizing keyboard shortcuts](Customizing-keyboard-shortcuts.md)

[Scrolling, zooming, navigating](Scrolling-and-zooming.md)

[Commands](Commands.md)

[Command-line arguments](Command-line-arguments.md)

[Advanced options / settings](Advanced-options-settings.md)

[Customizing toolbar](Customize-toolbar.md)

[Customizing UI colors / theme](Customize-theme-colors.md)

[Customize external viewers](Customize-external-viewers.md)

[Customize search / translation services](Customize-search-translation-services.md)

[Editing annotations](Editing-annotations.md)

[LaTeX integration](LaTeX-integration.md)

[DDE Commands](DDE-Commands.md)

[Set as default PDF viewer](Set-as-default-PDF-viewer.md)

[Configure for restricted use](Configure-for-restricted-use.md)

[Supported document formats](Supported-document-formats.md)

[Customizing eBook UI](Customizing-eBook-UI.md)

[Installer cmd-line arguments](Installer-cmd-line-arguments.md)

[Uninstalling SumatraPDF](Uninstalling-SumatraPDF.md)

[Version history](Version-history.md)

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## Downloads

- [latest stable release](https://www.sumatrapdfreader.org/download-free-pdf-viewer)
- [pre-release builds](https://www.sumatrapdfreader.org/prerelease) (latest features, potentially buggy)

## Feedback

Found a bug? Have feature request? Submit via [issue tracker](https://github.com/sumatrapdfreader/sumatrapdf/issues) and [vote for features](https://sumatrapdf.userjot.com) you want to see next.

Have feedback or question? Discuss in a [forum](https://github.com/sumatrapdfreader/sumatrapdf/discussions).

Want to make SumatraPDF work better in your language? [Contribute a translation.](Contribute-translation.md)
