A useful overview of the new success criteria coming in WCAG 2.2 (though the author is quick to note that changes are still at least a little likely).

[I wouldn't normally copy such a large block of text, but as this is a Medium article I don't trust it to stay online.]

Focus Not Obscured (Minimum)

Goal: Keep the focused item visible
What to do: Ensure the item receiving keyboard focus is at least partially visible in the viewport

Focus Not Obscured (Enhanced)

Goal: Keep the focused item entirely visible
What to do: Ensure no content obstructs the item receiving keyboard focus

Focus Appearance

Goal: Make it easier to spot the keyboard focus
What to do: Use a focus indicator of sufficient size and contrast

Dragging Movements

Goal: Don’t rely on dragging for user actions
What to do: Provide a simple pointer alternative to any action that involves dragging

Target Size (Minimum)

Goal: Make controls easier to activate
What to do: Ensure targets meet a minimum size or have sufficient spacing around them

Consistent Help

Goal: Make it easier to find help and support
What to do: Consistently locate any user help that appears on multiple pages

Redundant Entry

Goal: Make it easier for users to complete multi-step processes
What to do: Don’t ask for the same information twice in the same session

Accessible Authentication (Minimum)

Goal: Make logins possible with less mental effort
What to do: Don’t make people memorize or transcribe something in order to log in

Accessible Authentication (Enhanced)

Goal: Make logins possible with less mental effort
What to do: Don’t make people recognize objects or personal information to log in