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Quarantine Zone: The Last Check — patch notes and updates

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Dated developer announcements recorded from Steam. Open the source for the complete update.

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Quarantine Zone | Mod Support Reveal + Miami Zero | Patch #4 | 2.1.4.26472026-10-29Happy almost-Halloween! Since the launch of Quarantine Zone we've been asked if the game will feature mods support, and we are happy to share that the first mods for Quarantine Zone: The Last Check are out now! They're free and available on mod.io. About first two mods: Halloween in the Neighborhood by Dendro Studios. It's Halloween night, and locals line up at your checkpoint in costumes. Some of them are real vampires.Two new campaigns: seven nights at a Halloween house in a quiet suburb, and five days at the resistance hideout in Dendro's SafeHouseNew vampire symptoms: bite marks, real fangs and crucifix aversionNew tools: an exam flashlig
Quarantine Zone: The Last Check | Miami Zero | Patch #3 | 2.0.3.26152026-10-26Hello! As promised, we are delivering the next patch for Quarantine Zone post launch of Miami Update. We will continue our work on processing and addressing your feedback that is most helpful to resolve and address various issues encountered so far. Changelog:Chicago campaign: Fixed missing choice widget on the bad ending in ChicagoFixed imperfect inspection when sending the 1st NPC in ChicagoFixed a bug when a random NPC is sent from Quarantine to the Laboratory, the following NPC can be called to the checkpointFixed the disappearance of our beloved cat from Chicago campaignMiami campaign: Fixed low shadow quality in MiamiFixed several Miami
Quarantine Zone: The Last Check | Miami Zero | Patch #2 | 2.0.2.25862026-10-20Hello! We are continuing processing and addressing feedback from the community regarding issues and bugs players encountered since the release of the Miami Zero update, Changelog:Fixed the bug with re-inspecting a survivor in Quarantine (Chicago) if the survivor died and became a zombieFixed an issue when character stays with a clenched fist after dropping contrabandFixed several localization fixesFixed several issues with the character getting stuck on a scene Fixed the bug when the tool that was obtained too quickly at the start of the day malfunctioned. Fixed an issue where some music and sound effects did not respond to the corresponding
Quarantine Zone: Miami Zero | GPU Crash Debug Branch2026-10-19Greetings! We've encountered a number of reports related to GPU crashes with currently unknow causes and we'd like to resolve the issue as soon as possible. In order to help this goal, we've created an open test branch on Steam. It contains the current Miami Zero build + additional debug info collection which greatly speeds up our investigation whenever a player on this branch experience a crash. In order to access this branch:Right-click on Quarantine Zone in your Steam LibrarySelect PropertiesGo to Game Versions & Betas Type hQcfh5gTYbceio in the password windowSelect fix_crash branchIn Properties -> General -> Launch Options type -d3ddebug
Quarantine Zone | Unofficial mods after Miami Update2026-10-19Greetings! While processing community's feedback and bug reports from over the weekend, we did come across an issue we previously faced when we've updated game engine from Unreal Engine 5.5 to Unreal Engine 5.7 a few months ago. That is - Quarantine Zone is not compatible with unofficial mods, for example mods distributed on Nexus Mods, that were made & compiled for a previous version of the game. We recommend disabling/unistalling mods until their creators are able to update the to the current version of the game. That also includes mods that act like cheat engines and/or trainers - any and all outdated mods built for previous version of the
Quarantine Zone: The Last Check | Miami Zero | Patch #1 | 2.0.1.25672026-10-16Hello! This is a small update aiming to address the initial round of feedback we've received from the players who already started their Miami Zero playthroughs. Changelog:Fixed closing on female survivorFixed duplicated text in the Yacht popupTattoo spawn chance in Miami campaign adjustedLow text contrast adjustedEnd of day Yacht report now correctly displays info (i.e. alive survivors no longer listed as dead)
Quarantine Zone: Miami Zero - Available NOW (FREE!)2026-10-15Hello, everyone! Quarantine Zone: Miami Zero is out NOW as a free update for all Quarantine Zone owners. Update your game to the latest version to access Miami Zero content. We don’t blame you for closing out of this blog post now. For those interested in hearing more about what’s in store, stick around.Quarantine Zone: Miami Zero takes you back to where everything began. Welcome to Miami - a gorgeous tourist destination known for its white sand beaches, club-bumpin’ bars, and as of today, ground zero for the viral outbreak at the center of the Quarantine Zone universe. Your job is simple. Screen survivors, isolate anyone showing symptoms, an
Announcing Quarantine Zone: MIAMI ZERO2026-09-20Hello, everyone!Earlier this year, we released Quarantine Zone: The Last Check - since then, you’ve been working the checkpoint scanning, searching, and sizing up survivors. At the same time, we’ve been hard at work on the next chapter in the Quarantine Zone story. Or should we say “previous chapter”? Today, we’re proud to reveal Quarantine Zone: Miami Zero. A prequel campaign. Welcome to the original infection site: Miami, Florida. A place where sharing is caring - whether that be the sharing of good times… or *sniff* strong substances. A growing slice of Miami’s party scene is also sharing something new: a yet-unseen, gene-altering virus. C
Quarantine Zone: The Last Check | Hotfix #16 | 1.1.13.20542026-08-06Hello, everyone! We'are continuing our work improving stability of the game over thanks to the data provided by players participating in test branch. Patchnotes:Fixed raytracing-related GPU crash Updated engine's codebase, potentially fixing hair rendering and an additional fix for rendering pipeline related crash
Quarantine Zone: The Last Check | GPU Open Test Branch2026-08-04Hello, everyone! If you are one of the players who have issue running the game when the game crashes on you How to access the open test:Right-click Quarantine Zone in your Steam Library :arrow_forward: Properties :arrow_forward: Game Versions & BetasEnter access code: gpudebugtestClick opt into "gpu-debug-test" branch which will prompt an update for your game This the same as 1.1.13.1981 build, but we've included additional debug info collection to it, including information regarding shader compilation.Additionally, to help collecting DX12 related information you'll need to do the following:Install DX Diagnostics redistributable,Launch your g
Quarantine Zone: The Last Check | Hotfix #15 | 1.1.13.20182026-08-03Hello, everyone! Thanks to the test branches we opened over the weekend we were able to address more of the crashes, thanks to additional data provided by our players. Patchnotes:Fixed more of AMD related GPU crashes Fixed crash related to using FSR upscale regardless of GPU Vendor.
Quarantine Zone: The Last Check | AMD GPU Fix Open Test Branch2026-07-31Hello, everyone! If you are one of the players who have issue running the game on AMD GPU, we would like to ask your help to test a possible fix for the issue How to access the open test:Right-click Quarantine Zone in your Steam Library :arrow_forward: Properties :arrow_forward: Game Versions & BetasEnter access code: amdgpufixtestClick opt into "amd-fix" branch which will prompt an update for your game This, we hope, will resolve the vast majority of crashes for users with AMD GPUs.If there are still any issues - please, send us an email to dev@brigada.games and put \ in the title of your post.
Quarantine Zone: The Last Check | Hotfix #14 | 1.1.13.19812026-07-30Hello, everyone! While the list of changes is not extensive, we’ve addressed multiple issues leading to CTDs. Our team continues to work on improving the stability of the game post Unreal Engine 5.7 update. Patchnotes:Fixed multiple issues causing CTD (crashes) Fixed a softlock during base management tutorialFixed "Father's Burden" bulletin board task issue that caused "Eye See You" task to fail and lock further progressionFixed Audio FX issue related to rain sound not being able to turned off Known issues:CTDs related to AMD GPUs - our focus is on this as it’s affecting a number of players. We’ve narrowed it down thanks to additional reports
Quarantine Zone: The Last Check | Hotfix #13 | 1.1.13.19472026-07-23Hello, everyone! A small patch before the weekend.Changelog:Fixed memory leak caused by fast opening UI tablet by pressing "C" Fixed "Modern Prometheus" bulletin board task Fixed "Eye See You" bulletin board task We are looking to release a more comprehensive patch by the end of next week, addressing more of the issues reported by our players.
Quarantine Zone: The Last Check | Hotfix #12 | 1.1.13.18922026-07-15Greetings!It's been a little since our last patch for the game, but rest assured, we weren't sitting idly by.This patch comes as part of our preparation and continued work on the new content for the game, which is the focus of the majority of our team.We will continue addressing issues reported to us by our community.Changelog:Game engine updated from UE 5.5 to UE 5.7Updates to localisation for previous updatesAdded option to turn off cameos when starting a new playthroughFixed multiple D3D12 related issues causing crashesFixed a number of crashes when using mathioscopeFixed a number of crashes when inspecting & sorting survivorsFixed CTD whe
Quarantine Zone x Devolver Digital publisher sale2026-06-12Hello everyone! It’s been six months since we’ve released Quarantine Zone - The Last Check. We are, to this day, amazed by the love that Quarantine Zone gained after we launched the demo in May of last year, only to grow into the most awesome reception we’ve had after the launch of the game itself. While today we celebrate Quarantine Zone’s half-birthday, we’re even more excited about what we’re cooking up for future updates. For now, we wanted to let you know about another celebration happening from our cool friends at Devolver Digital: Until June 25th you are able to purchase Quarantine Zone with a 25% discount as part of Devolver Digital p
Quarantine Zone: The Last Check x Dead Island 2 | 1.1.13.16452026-04-21Greetings, everyone!Zombie apocalypse can be rather crazy at times, so we’ve partnered with Dambuster Studios to add characters from Dead Island 2 to Quarantine Zone. There is nothing like throwing a little chaos into the mix. Please welcome Amanda Styles, Curtis Sinclair, Roxanne Kwon, Burt Michaels, and Rikky Rex to the checkpoint! Each of these new survivors comes with a quest connected to their backstory for you to explore. There is more - we’ve also added over a dozen new custom survivors with different quirks about them for you to screen when they try to get through. Update is available NOW! Note: The update is available on new saves in
Quarantine Zone: The Last Check | Steam Hidden Object Fest 20262026-04-09Hello, everyone!Hidden signs of infection and needing attention to detail while screening survivors are key elements of the Quarantine Zone. Today is the start of the Steam Hidden Object Fest 2026, and we are happy to announce that Quarantine Zone: The Last Check will be available with a 20% discount. This event runs 9 April @ 10:00am PDT to 13 April @ 10:00am PDT The discount also applies to deluxe edition, which includes our amazing soundtrack made by composer Dawid W. Mika. Play these tracks during your workday to focus up and lock in or during any situation that comes to mind. The possibilities are endless. Deluxe edition additionally inc
Quarantine Zone | Georgie's Vacation Plans2026-04-01Today is April Fool's Day. A day of jokes, pranks, and sometimes even outright lies. But not here, not at the Quarantine Zone. With every decision being life-or-death, we don't have time for foolin' around. We're serious.Being this serious comes with a lot of stress. We've come to find that the best way to relieve built-up stress is to get away from it all. A little vacation. Even during the zombie apocalypse, a nice trip is all you need to melt away those problems.So consider this your permission to take some time off. We heard Georgie has a trip coming up too. Maybe you could join him? At least we think it's a vacation. He's still wearing h
Quarantine Zone x Dying Light 2 Bundle Announced2026-03-20Hello, everyone! Before we dip out for the weekend, we've got one more quick hit of news for you: The Steam Spring Sale brings yet another amazing zombie deal. We are happy to announce that we've partnered with the fine folks at Techland to offer a special Quarantine Zone x Dying Light 2 discount bundle - available now for a limited time!Before this bundle, players were forced to decide whether they wanted to leap across rooftops or stick to the quarantined streets. Those who wanted to do both had to pay a pretty penny to make it happen. But thanks for this TREMENDOUS BRAND SYNERGY, you can grab both of these undead titles at an unbelievable
Quarantine Zone: The Last Check | Spring Sale2026-03-19Hello, everyone! Today is the start of the Steam Spring Sale, and we are happy to announce that Quarantine Zone: The Last Check will be available with a 20% discount from March 19th, 2026 until 10AM PST March 26th, 2026. The discount also applies to our amazing soundtrack made by composer Dawid W. Mika. Play these tracks during your workday to focus up and lock in or during any situation that comes to mind. The possibilities are endless.Discount applies as well to the supporter pack, containing exclusive command room interior, as well as new skins for three of the most crucial tools you'll use while protecting your base from the outbreak. You
Quarantine Zone | St.Patrick's Day Event | 1.0.13.15342026-03-17Quarantine Zone is going green for St. Patrick's Day! From March 17th to March 24th, the checkpoint has been decked out with themed decorations—from beer cans and flags to green neon lamps and wall tapestries.Expect to find miscellaneous items like beer, cookie jars, and glasses, and keep an eye out for a special internal contraband: cookies! We've also added new green skins for scientists and Georgie, plus a brand-new pistol charm inspired by the good ending. Like the Valentine's Event, this one can be toggled on or off via a checkbox in settings or the menu. Changelog:Scene updates with themed decorations (flags at the checkpoint, beer cans
Quarantine Zone: The Last Check | Hotfix #11 | 1.0.13.15052026-03-09Hello, everyone!Here's another patch for Quarantine Zone. We are trying a slightly different structure to the notes, which should improve the readability. Tell us what you think in the comments. The team is already in full-scale work for the first major update to the game, which we can't wait to show you and what we have in store for the immediate future of Quarantine Zone. In the meantime, we'll continue working on fixes for the game, albeit at a somewhat slower pace. Without further ado, the patchnotes: Fixes:Opening the Tablet immediately after using the Matioscope no longer causes a softlockOpening the pause menu a few times during the fi
Quarantine Zone x The Walking Trade Bundle2026-03-05Hello, everyone! We'd like to congratulate Microwave Games for launching The Walking Trade!To celebrate, we've partnered with Microwave Games to offer a special Quarantine Zone x The Walking Trade discount bundle - available now for a limited time!
Quarantine Zone: The Last Check | First Discount & Deluxe Edition Bundle2026-03-02Hello, everyone! Today, we are happy to announce the first-ever discount of Quarantine Zone alongside the launch of a new bundle: Quarantine Zone - Deluxe Edition! From now until March 9th, 10 AM PST, the base-level Quarantine Zone: The Last Check game and the brand new Quarantine Zone: The Last Check Deluxe Edition will be available at a cool 20% discount. Whether you're brand new to the game or picking up an extra copy for your best friend, this sale is for you. The Deluxe Edition consists of: Base game - Quarantine Zone: The Last Check, which you all know and we very much hope love. We've uploaded a multitude of patches to the game, making
Quarantine Zone: The Last Check | Hotfix #10 | 1.0.12.14852026-03-02Hello, everyone! Here's another Quarantine Zone hotfix - more changes and fixes based on community feedback and bug reports. The team has already started work on new content for the game, and we'll be sharing info on that as soon as we are ready. Changelog:Day 8 – "Ask Your Mom" – task description is untranslated during objective changeDay 8 and 9 – Quest "Ask Your Mom" reappears on Day 9 after being completed on Day 8Day 8 – The laboratory tutorial progresses when the Player opens the tablet while inspecting a survivor in quarantineOn Day 8, restrictions on entering and checking quarantine before starting the main lab bulletin board task wer
Quarantine Zone: The Last Check | FOV Ultrawide screen hotfix | 1.0.12.14682026-02-26Hello! Earlier this week, we opened an open beta branch to test if our solution for the FOV bug is working properly for the players: We've received enough feedback to confirm that the fix is working, and this change is now included in the main branch of the game. There will be another patch later before the end of the week with more fixes based on players' reports and feedback.Thank you for your continued support!
Quarantine Zone | FOV Bug Fix Open Beta2026-02-24Hello! We've been working on a solution for the FOV bug that was a plague for our players with ultrawide screens since day one of the game, and we've come up with a solution that should fix it, but we would like to ask for your help to make sure it works before we add it to the main branch of the game as part of the next patch. How to access the branch: Right-click on Quarantine Zone in your Steam LibrarySelect PropertiesGo to Game Versions & Betas Type BijpS6k8J4ZPkd in the password windowSelect fov-test branchThe game will download an update, and you are good to go! Please let us know in the comments if the fix resolved the issue for you or
Quarantine Zone: The Last Check | Hotfix #9 | 1.0.11.14502026-02-20UPDATE: This hotfix has been rolled back after a progress-blocking bug was discovered. We apologize for the inconvenience. Howdy folks, here's the freshest Quarantine Zone hotfix - delivered straight to your internet-enabled computer box.Changelog:\ Fixed instances where the assigned button to purchase an upgrade is different than what is shown on screen\ Fixed instances of multiple instances of breathing sound effects overlappingFixed a glitch where opening the settings menu during the tutorial causes the tutorial to lose focus and become inactiveFixed bug which caused the tablet curor to disappear after pressing the Q keySurvivor age in doc
Quarantine Zone | One Month Since Launch + Valentine's Day Update2026-02-12Hello, everyone!This past month was a blast for us, and we’d like to thank you, the players, as we would not have reached this point without your support, your wishlists, and playing the demo first and the release second. You are the best!As the song by John Paul Young goes - Love is in the air, we’d like to celebrate both the one month since the release of our game, and the upcoming St.Valentines day. And by combining the two events, we share our love for the game we’ve been working on for over a year and our appreciation for the community, by including small bits and pieces that reference the Valentine’s Day holiday. They will be temporaril