How to equip steam startup movie

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Last updated: April 4, 2026

Quick Answer: To equip a custom startup movie on Steam, you need to navigate to the Steam client's settings, specifically the 'Interface' section. From there, you can select the option to play a custom video file when the Steam client launches.

Key Facts

What is a Steam Startup Movie?

The Steam startup movie is a short animation or video that plays automatically when you launch the Steam client. It serves as a brief visual introduction to the platform before your game library and other features become accessible. While Steam provides a default animation, the platform offers a degree of customization, allowing users to replace this default with their own chosen video.

Why Customize Your Steam Startup Movie?

Customizing your Steam startup movie is a way to personalize your gaming experience. It can add a unique touch to your PC setup, reflecting your interests, favorite games, or even a personal inside joke. For some, it's a small but satisfying detail that makes launching Steam more engaging than the standard, repetitive animation.

How to Equip a Custom Steam Startup Movie

Step 1: Find or Create Your Video

First, you'll need a video file to use as your startup movie. This can be a clip from a movie, a fan-made animation, a gameplay highlight, or anything else you like, provided it adheres to Steam's content guidelines. The most common and recommended format is MP4. Ensure the video is relatively short, as a long startup movie can significantly delay your access to the Steam client.

Step 2: Locate the Steam Media Folder

The Steam client stores its media files, including the default startup movie, in a specific folder within your Steam installation directory. To find this, you'll typically navigate to:

[Your Steam Installation Folder]/steam/public/

Inside the 'public' folder, you should find a 'media' subfolder. The default startup movie file (often named something like 'reactor.webm' or similar, though this can change with Steam updates) is usually located here. It's advisable to back up the original startup movie file before proceeding, just in case you want to revert to it later.

Step 3: Prepare Your Custom Video

Once you have your video file, you might need to rename it to match the original startup movie file's name. This is often the easiest way for Steam to recognize and use your custom video. For example, if the original file is 'reactor.webm', you would rename your custom video file to 'reactor.webm' as well. Ensure your video is in a compatible format, such as MP4 or WebM. You may need to use video conversion software if your file is in a different format.

Step 4: Place Your Custom Video

Copy or move your renamed custom video file into the same 'media' folder where the original startup movie was located. If prompted to replace an existing file, and you've backed up the original, you can proceed. If you're unsure about replacing the original, you could try placing your custom video in a slightly different location and then using a tool or script to point Steam to it, though renaming and replacing is the most straightforward method.

Step 5: Launch Steam

Close the Steam client completely if it's running, and then relaunch it. If everything has been set up correctly, your custom startup movie should now play instead of the default animation.

Troubleshooting Common Issues

By following these steps, you can easily personalize the Steam launch experience with a custom startup movie.

Sources

  1. How to Change Steam Startup Movie - Steam Communityfair-use
  2. Steam - PCGamingWiki PC Games With Fixes, Patches, and ModsCC-BY-SA-3.0
  3. Steam Support :: System Requirementsfair-use

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