A recent client update for the Steam Deck now makes it easier for users to implement their own custom start-up screens. It's been quite the success story for this portable PC since it released back in February. It's so popular, in fact, that Valve has shipped more than one million Steam Decks already, with the developer still working through a list of orders. As well as being suitable for playing Steam and other games on the go, one of the system's big appeals is its customization.
For example, one thing that a number of people have done is create their own boot-up screen. Recently, one user made their Steam Deck show the opening crawl sequence from Star Wars, complete with John Williams' iconic score. Others have managed to make start-up screens to honor things like Futurama and The Secret of Monkey Island. Such customization seems to be becoming ever more popular, to such an extent that Valve has acknowledged what the community is doing and made it easier to achieve.
New Steam Deck Beta Update Substantially Improves Docking Experience
In a recent post, the company outlined a number of changes and improvements that have been made to the Steam Deck with the latest client update. Along with improving docking functionality, one of the key points of the update relates to the ability to add a custom boot-up sequence. Now, when it's powered up, the device will look for a custom animation in "~/.steam/root/config/uioverrides/movies/," and the update play boot-ups will play in full screen. Users will need to create this folder themselves, but the gist is that it will make adding a custom boot-up «a bit easier.»
While some may have been apprehensive about how well the Deck would be received, especially given Valve's past reputation
Read more on gamerant.com