Close the current Hangout window

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Underline

Enter or exit the last updated Hangout window (only for Hangouts in Gmail)

Focus on first element in the conversation list

Go into phone mode (same as g then p)

Open Hangouts Settings menu

Go to Archived Hangouts and focus on first archived Hangout

Go to Hangout Invites and focus on first invite

Go to Hangouts search box (same as q)

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Move to next Hangout window

Move to previous Hangout window