File Explorer add-ons utility

File Explorer add-ons currently include:

  • Preview Pane rendering for:
    • SVG icons (.svg)
    • Markdown files (.md)
    • Source code files (.cs, .cpp, .rs, ...)
    • PDF files (.pdf)
    • G-code files (.gcode)
  • Thumbnail preview for:
    • SVG icons (.svg)
    • PDF files (.pdf)
    • G-code files (.gcode)
    • STL files (.stl)

Thumbnail preview

Showing thumbnails is a built-in Windows feature. For thumbnail preview, PowerToys adds multiple extensions: SVG, PDF, G-code and STL.

Enabling PowerToys Thumbnail previews

To enable preview support, set the extension to On.

Preview Pane previewers in PowerToys

Preview Pane is an existing feature in the Windows File Explorer which allows you to see a preview of the file's contents in the view's reading pane. PowerToys adds multiple extensions: Markdown, SVG, PDF, and G-code. In addition to those, PowerToys also adds support for source code files (for more than 150 file extensions).

Enabling PowerToys Preview Pane previewers

To enable preview support, set the extension to On.

PowerToys Settings Enable File Explorer screenshot.

Enabling Preview Pane in File Explorer on Windows

Note

There is an advanced setting in Windows that might be turned off. If preview handlers (including ones like jpeg images) don't seem to work, please verify this setting is turned on. Open Explorer's Folder options, go to tab "View", then under "Advanced settings" check Show preview handlers in preview pane.

Enabling in Windows 11

Open Windows File Explorer, select the View menu in the File Explorer ribbon. Hover over Show, and then select Preview pane.

PowerToys Preview Pane demo for Windows 11.

Enabling in Windows 10

Open Windows File Explorer, select the View tab in the File Explorer ribbon, and then select Preview Pane.

PowerToys Preview Pane demo for Windows 10.