Uploaded June 2026 | Updated September 2026, 1 week ago

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Dual Format lets you stream in horizontal and vertical at the same time to reach more viewers on mobile! Learn how to stream on Twitch in 16:9 and 9:16 at the same time via OBS using the Aitum plugin.

WANT TO LEARN MORE?
Click here for more details on set up, frequently asked questions, and system requirements: help.twitch.tv/s/article/dual-format-vertical-video

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