On Mac, enable Focus Mode from the Menu
Focus →
Enable Focus Mode, with the keyboard shortcut
⌘D, or via the title bar buttons.

Focus Mode has 3 different settings.
Sentence
The active sentence is highlighted and surrounding text is dimmed.
Paragraph
The active paragraph is highlighted. Surrounding text is dimmed.

Moving the cursor to a different paragraph will make it the active paragraph.
Typewriter
Cursor remains vertically centered in the Editor when typing or moving up or down in your document.

On iPhone, enable Focus Mode from A
A, Editor Settings, or via the Lightning Menu.
💡
If you use your iPhone with a connected
keyboard, you can use
⌘D to quickly toggle Focus Mode.
3 different modes
Sentence

The active sentence is highlighted and surrounding text is dimmed.
Paragraph

The active paragraph is highlighted. Surrounding text is dimmed.
Moving the cursor to a different paragraph will bring that paragraph into focus.
Typewriter

Cursor remains vertically centered in the Editor when typing or moving up or down in your document.
On iPad, enable Focus Mode from A
A, Editor Settings, or via keyboard shortcut
⌘D. There are three modes :
1. Sentence
The active sentence is highlighted and surrounding text is dimmed. Moving the cursor to a different sentence will bring it into focus.
2. Paragraph
The active paragraph is highlighted. Surrounding text is dimmed. Moving the cursor to a different paragraph will bring it into focus.
3. Typewriter
Cursor remains vertically centered in the Editor when typing or moving up or down in your document.
On Android, enable Focus Mode from Settings (⋮) or via the Lightning keyboard.

When enabled the active sentence is highlighted and surrounding text is dimmed.
On Windows, enable Focus Mode from the Menu
Focus.

Focus Mode has 2 different settings and a scrolling option.
Sentence
The active sentence is highlighted and surrounding text is dimmed.
Paragraph
The active paragraph is highlighted. Surrounding text is dimmed.

Moving the cursor to a different paragraph will make it the active paragraph.
Typewriter Scrolling
Cursor remains vertically centered in the Editor when typing or moving up or down in your document.

Typewriter Scrolling can be enabled independently of other Focus Mode or
Syntax Control options.