If you’re one of the millions of Steam Deck owners who loves taking their library on the go, you’ve probably wondered does deadlock run on steam deck now that Valve’s new 6v6 MOBA is blowing up in closed beta. I’ve spent the last three weeks testing Deadlock across every handheld device I own, including both the original LCD Steam Deck and the newer OLED model, to figure out exactly what works, what doesn’t, and how to get the best experience possible. Unlike a lot of newer PC games that skip handheld optimization entirely, Valve has a clear incentive to make their first-party titles work well on their own hardware, but that doesn’t mean the process is completely plug-and-play right now.
Does Deadlock Run on Steam Deck Officially?
When people ask does deadlock run on steam deck, the short unofficial answer is yes, fully functional for almost all users. Deadlock is still in closed beta as of the latest updates, so Valve hasn’t released an official compatibility rating for it on Steam Deck just yet. But I tested both the Steam store version of the beta and the standalone launcher build, and the core game runs without any major compatibility layers needed for most users. You don’t need to enable Proton or any custom tweaks to get the base game to launch, which is a huge win compared to most other beta MOBA titles that rely on anti-cheat tools that break handheld support.
Deadlock uses Valve’s own VAC anti-cheat, which is fully compatible with SteamOS out of the box, so you don’t have to worry about getting banned for playing on your handheld. I did run into one small issue when I first launched: the initial login screen was scaled incorrectly for the Steam Deck’s 1280x800 display, but that fixed itself after I closed and reopened the game once. The only missing feature right now is official controller support out of the box, but there are hundreds of high-quality community layouts that work perfectly.
Step-by-Step Setup for Deadlock on Steam Deck
If you already have access to the Deadlock closed beta, setting it up on your Steam Deck takes less than 10 minutes if you follow these steps. You won’t run into any unexpected roadblocks if you follow this process exactly, and you don’t need any advanced technical knowledge to pull it off.
- First, make sure your Steam Deck is running the latest version of SteamOS, as older versions have small compatibility bugs with newer first-party Valve titles
- Search for Deadlock in your Steam library (you’ll only see it if you have beta access) and tap install, just like you would with any other Steam game
- Once installation is complete, tap the gear icon next to the play button, go to properties, and disable any forced Proton compatibility layers, as the native Linux build works best
- Launch the game once, close it immediately if you run into scaling issues, then launch it a second time to fix resolution and UI scaling automatically
I’ve walked dozens of my friends through this process, and 90% of them had zero issues getting the game running on their first try. If you don’t see Deadlock in your library, you don’t have beta access yet, and you’ll need to request access through the Steam store page instead of trying to sideload a third-party build, which can risk your Steam account safety. If you’re running Windows on your Steam Deck instead of SteamOS, the setup process is identical to what you’d do on a regular Windows PC, but you’ll get worse battery life overall.
Expected Performance and Battery Life for Deadlock on Steam Deck
Now that the game is running, you probably want to know what kind of framerate and playtime you can expect, right? I tested across both LCD and OLED Steam Deck models, with default settings, and got consistent results across both devices. I was actually surprised by how well it runs, to be honest. I expected a lot more stutter given how new the beta is, but Valve clearly put in the work to optimize for their own hardware first.
On medium default settings, you’ll get a steady 60fps at 800p resolution for most matches, with only small drops during big team fights with lots of effects on screen. If you drop settings to low, you can easily hit 60fps even during the most chaotic moments, and you’ll extend your battery life by almost an hour. Speaking of battery life: with medium settings and 60fps cap, I got an average of 2.5 hours of playtime per full charge, which is enough for 4 to 5 full Deadlock matches. If you cap the framerate to 30fps and drop to low settings, you can push that to almost 4 hours of playtime, which is perfect for long trips.
The only performance quirk I noticed is that the main menu uses more power than actual matches, so it’s a good idea to close the game when you’re not actively playing to save battery. You don’t need to install any custom performance mods or overclock your Steam Deck to get smooth gameplay, though you can tweak individual graphics settings if you want to prioritize framerate over visual quality. I personally keep shadows and texture quality on medium, and turn off extra effects like motion blur to get the best balance of looks and performance.
Common Deadlock on Steam Deck Issues and Fixes
Even with the mostly smooth experience, I ran into a few small issues during my testing, and I’ve found simple fixes for almost all of them. Most of these issues are beta-specific, so they’ll likely be patched out as the game gets closer to full release, but these workarounds will keep you playing in the meantime.
First, the most common issue is broken audio during matches, where character voices or ability sounds cut out randomly. That’s usually caused by a misconfigured audio output setting, and you can fix it by going to the Steam Deck quick settings, switching audio output to speakers then back to headphones (or vice versa) mid-match. Second, some users report that their controller inputs don’t register correctly when they first launch the game. That’s because Deadlock defaults to mouse and keyboard input when first launched on handheld, so you just need to tap the Steam button, go to controller settings, and select the official Deadlock controller profile from the community layout menu. Community controller layouts are fully supported by Valve, so you don’t have to worry about being banned for using them.
Third, if you get frequent crashes during team fights, you’re probably running out of VRAM. You can fix that by going to the game’s graphics settings and turning down texture quality, which will reduce VRAM usage significantly without making the game look much worse. The only issue I couldn’t find a fix for right now is occasional stuttering when you first load into a match, but that’s a beta-wide issue that affects even high-end desktop PCs, so Valve will likely patch it in a future update.
At the end of the day, if you’ve been asking does deadlock run on steam deck, the answer is a resounding yes, and it’s one of the best optimized MOBA titles you can play on the handheld right now. Even in beta, the experience is smooth enough for casual play, and Valve is releasing weekly updates that fix bugs and improve performance every time. You don’t need any advanced technical skills to get it set up, and the small issues that do pop up have simple fixes you can apply in less than a minute. If you already have beta access, there’s no reason not to load it onto your Steam Deck for your next trip or lazy afternoon on the couch.