evmux Knowledge Base

New to evmux? Start here

Six short guides take you from an empty studio to your first live broadcast.

1 Test your microphone Check your camera and sound before anyone is watching. 2 Add a streaming destination Connect YouTube, Facebook, Twitch, LinkedIn or any RTMP platform. 3 Use the Dynamic Scene Put yourself on screen and let the layout adjust automatically. 4 Add a lower third Show your name and title with a branded banner. 5 Invite a guest Send a link, greet them backstage, then bring them on screen. 6 Go live Pick your destinations and starting scene, then start the broadcast.

The App Market

Browse all apps and widgetsPolls, giveaways, trivia, chat box, tickers, clocks, TradingView charts, donations and more, as they appear in the studio’s App Market, each with its guide.Open the App Market

Browse by topic

Broadcasting and destinations

• Going live: start and end a broadcast
• Add a streaming destination
• Stream vertically (9:16)
• Dual streaming: landscape and portrait at once
• Stream to a scheduled YouTube event
• Preview scenes before they go live (Studio Mode)

All about broadcasting

Scenes and layers

• Create a new scene
• Switch between scenes
• Dynamic Scene vs Pro Scene
• Resize and move layers
• Add a stinger transition
• Layer types reference

All about scenes

Guests and participants

• Invite a guest
• Add a speaker from the dashboard
• Add a Dynamic Grid for several people
• Mute or unmute a participant
• Talk to a guest privately (Push to Talk)
• Block or ban a disruptive user

All about guests and speakers

Branding and graphics

• Add a lower third (name banner)
• Add a banner
• Add your logo
• Change your virtual background
• Add a frame around your camera
• Change banner colors and fonts

All about banners and graphics

Media and screen sharing

• Share your screen
• Add a video layer
• Play an intro video when you go live
• Control a slideshow
• Add a web source
• Generate AI images

All about media

Audio and music

• Test your microphone
• Add background music
• Play sound effects
• Adjust audio levels
• AI noise reduction (Studio Sound)
• Fix echo in calls

All about audio

Comments, chat and widgets

• Show viewer comments on stream
• Chat with your team and guests
• Run a live poll
• Use the countdown timer
• Use the teleprompter
• Show a QR code

Browse the App Market

Recording and sharing

• Record a session
• Download a recording
• Share a recording to social media
• Broadcast a past recording as a live stream
• Local recordings (ISO)
• Trim a video

All about recording

Something not working?

• The studio is stuck loading
• I hear an echo
• A destination says it needs reconnecting
• My Facebook stream is only visible to friends
• I upgraded but the studio still acts like my old plan
• A video file plays badly in the studio
• Is my connection good enough to stream?
• The studio opens on only one of my devices

Explore the knowledge base

How-to guides (108)

Step-by-step instructions for everything you do in the evmux studio, from going live to adding a lower third. Browse all guides

Concepts (56)

How evmux works: scenes, layers, destinations, recording, guests and the ideas behind the studio. Browse all concepts

Studio interface (26)

A tour of every panel, tab, button and popup in the studio, and what each one does. Explore the interface

Reference (9)

Lists and limits: plans, hotkeys, banner styles, apps and other things you look up rather than read. Open the reference

Quick reference

• Keyboard shortcuts
• What each plan includes
• Supported streaming destinations
• Apps and widgets
• Banner and lower third styles
• Scene transitions
• Stinger presets
• Supported browsers

AI and developers

Ask the AI Production Assistant

The assistant built into the studio answers questions and points you to the right control. How to use it

Control the studio from your own AI

Connect Claude, ChatGPT, Cursor or any MCP client to switch scenes, add layers and run your show by chat. Connect your AI or see what it can do.

Build your own app

Apps and widgets are web apps built with the evmux JavaScript SDK. Read the SDK documentation and how the Developer Center works.