Streaming performance is generally excellent, often reaching up to 7 hours of battery life during video playback. However, some services like Netflix and Amazon Prime may be limited to 720p or 480p resolution on Linux-based systems.
Based on user feedback, there are two primary ways to set this up: Steam Deck | How to Add Your Favorite Streaming Apps Add Your Favorite Streaming Apps To The Steam Deck
Once set up, apps appear in your "Non-Steam" library tab, and you can even add custom artwork from SteamGridDB to make them look like official native applications. Top Installation Methods Streaming performance is generally excellent