How to do a multistream live stream in OBS Studio (without frying your PC)
Want to multistream in OBS Studio and stream to Twitch, YouTube, Kick, Instagram, and TikTok simultaneously?
In this video, I'll show you the complete step-by-step process of how to multistream using the Aitum Multistream plugin, directly in OBS, without needing any external paid services.
You will learn:
✅ How to install the Aitum Multistream plugin in OBS Studio
✅ How to configure horizontal and vertical live streams simultaneously
✅ How to stream simultaneously to Twitch, YouTube, and Kick
✅ How to do vertical live streams to Instagram and TikTok using OBS
✅ How to correctly configure bitrate, encoder, and stream key
✅ Internet requirements and precautions to avoid buffering your live stream
In addition, I explain the most common mistakes when multistreaming and what you need to know before streaming to multiple platforms at the same time.
If you are a streamer or content creator and want to grow across multiple platforms, this OBS multistream tutorial in 2026 will help you do it the right way.
💬 Comment below: on which platforms would you like to stream live simultaneously?
🕰️ Chapters:
00:00 🚀 How to do MULTISTREAM LIVE in OBS Studio
01:40 🔌 iTunes/iTune Multistream Plugin (download and installation)
03:04 📱 Vertical + horizontal live streaming in the same OBS
05:08 ⚙️ Basic settings (bitrate, encoder and ideal profile)
07:19 ➕ Adding YouTube and Kick to Multistream
10:22 📲 Setting up vertical live streaming on Instagram
12:39 ⚠️ Bitrate, AV1 vs H264 and how NOT to fry your PC
14:46 🎛️ My Encoder vs separate encoder (essential explanation)
17:47 ▶️ Practical test: multistream working on all platforms
19:34 ⏹️ Ending the broadcasts Correctly
🔗 Important Links:
🌐 Tool used in the video (Aitum Multistream Plugin)
https://aitum.tv/
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