Edit ▸ Preferences… (Ctrl+,). Every change applies at once.
Appearance: Light, Dark or Use System Setting. Language: the language of menus and windows, or the one of Windows; the change is immediate. Links: open web links in the background. Graphics engine: Automatic, Direct3D 12 or Software (CPU).
The options of the find bar: case sensitive, whole words, regular expression.
Font, weight, size and color of titles, headings, paragraphs, lists, quotes, code, links and tags, the line and paragraph spacing, and Reset to Defaults.
Show the sidebar, the extended sidebar, and reset the widths of the panes.
The version, Send Feedback…, diagnostic logs with error reports, and the logs folder.
External control for scripts and MCP clients (see Scripts and MCP), and the folders where Paragraph keeps its data and logs.