If Under The Island is crashing on PC, first check for a game update: the developer has patched crashes tied to specific in-game events. Then note exactly when the crash happens and compare your PC with the Steam requirements. The eight steps below separate documented game-specific checks from general PC troubleshooting that has not been confirmed as a fix for this game.
Why does Under The Island crash on PC?
There is no single cause established for every crash. The official patch notes document multiple bugs that occurred in specific situations, including loading a save, using a bomb, playing minigames, fighting an enemy, and moving between areas. Those fixes show that a crash can be caused by a game bug rather than a PC that is inherently unable to run the game. They do not identify the cause of an individual crash without details such as the game build and the exact trigger.
Under The Island is listed on Steam as a Windows PC game developed by Slime King Games and published by Top Hat Studios, Inc. and Doyoyo Games. Steam lists its release date as February 17, 2026. The official news page checked for this article lists Update 1.2.0, dated April 1, 2026, as its latest entry; that does not establish which build is currently installed on your PC or whether a later version is available. See the Steam store listing and official Steam news.
8 steps to troubleshoot Under The Island crashes
1. Check for a game update
Use the storefront where you own the game to check its update status and install any available update. The developer has issued multiple patches that fix crashes in particular game states, making an available game update the most directly supported first check. The April 1, 2026 Update 1.2.0 entry is the latest listed on the official news page checked here; use your storefront to determine what is available now rather than assuming that date identifies the newest build.
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- Compatible with Windows and Android.
- 1000Hz Polling Rate (for 2.4G and wired connection)
- Hall Effect joysticks and Hall triggers. Wear-resistant metal joystick rings.
- Extra R4/L4 bumpers. Custom button mapping without using software. Turbo function.
- Refined bumpers and D-pad. Light but tactile.
2. Compare your PC with the Steam requirements
Steam lists the following requirements. These are the store’s published specifications, not a guarantee that a system meeting them will never crash. Steam separately notes that its client supports Windows 10 and later, so its client-support notice is narrower than the game listing’s operating-system requirements.
| Category | Minimum listed | Recommended listed |
|---|---|---|
| Operating system | Windows 7/8/8.1/10 | Windows 7/8/8.1/10 x64 |
| Processor | Intel Core i5-3210M or equivalent | Intel Pentium G3250 or AMD Phenom 9850 Quad-Core or equivalent |
| Memory | 4 GB RAM | 8 GB RAM |
| Graphics | Intel HD 4000 | GeForce GTX 460 (1024 MB) or Radeon HD 6850 (1024 MB) |
| DirectX | Version 9.0c | Version 9.0c |
| Storage | 1 GB available space | 1 GB available space |
Compare your operating system, processor, RAM, graphics hardware, DirectX support, and available storage with the Steam listing. Falling short of a listed requirement is useful context when troubleshooting, but meeting every listed requirement does not rule out a game bug.
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- Supported Multi-Platform:Switch/Switch 2 (NO support wake-up function)/iOS/Android/Windows PC (Notice:Not compatible with Xbox, PlayStation or GeForce Now, For game platforms not mentioned, please consult customer service before buying）
- Connection modes:Wired/Bluetooth/Wireless Dongle(Connect to PC via Bluetooth : Select iOS (phone) mode, but it's not recommended; Dongle is more stable)
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- 【Micro Switch Button】Manba One wireless controller has Micro Switch Button and ALPS Bumper; The 6-axis gyroscope function makes switch games more immersive
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3. Pin down when the crash happens
Write down the sequence immediately before the crash instead of describing it only as “random.” Note whether it occurs on startup, while loading a save, in a particular area, during a fight or cutscene, in a minigame, or when quitting. Include the exact error text if one appears. The official patch history ties several crash fixes to precise actions, so a reproducible trigger is more useful than a general symptom.
4. Check whether the trigger resembles a patched issue
The official notes describe crash fixes involving a KeyRex egg after loading a save, a bomb, pressing Escape in the snowboard or monkey arcade minigame, and certain actions while playing in Japanese. Later entries also cover a frog miniboss fight, a dungeon transition, an encounter with a distant thief, and specific sawmill, cutscene, and minigame conditions. If your crash sounds similar, make sure the game is updated and record the exact steps that reproduce it. A resemblance is a useful clue, not proof that it is the same bug.
Rank #3
- Tri-mode Connectivity: Wired for Xbox, 2.4G & Wired for PC, and Bluetooth for Android. The G7 Pro supports seamless connectivity across Xbox, PC, and Android. Effortlessly switch between modes using the convenient physical mode switch.
- TMR Sticks: The G7 Pro features GameSir's Mag-Res TMR sticks, combining Hall Effect durability with traditional potentiometer performance. This advanced technology delivers stable polling rates for smooth, drift-free gaming with low power consumption.
- Hall Effect Analog Triggers: The GameSir precision-tuned Hall Effect analog triggers provide unmatched smoothness and linear input for precise control. Featuring clicky Micro Switch trigger stops, gamers can easily switch based on their preferences.
- 1000Hz Polling Rate on PC: Experience ultra-responsive gaming with a 1000Hz polling rate on PC, available through both wired and 2.4G wireless connections. This ensures instantaneous input registration, reducing lag and optimizing your performance for the most competitive gameplay.
- GameSir Nexus App: The G7 Pro is compatible with the upgraded GameSir Nexus app, which brings a significant upgrade over the original. It introduces powerful new features such as gyro settings, stick curve adjustments, and button-to-mouse mapping, giving you deeper customization and more control than ever before.
Review the official patch notes for the relevant details and update history.
5. Try borderless fullscreen if the option is available
Update 1.2.0 added borderless fullscreen. If you can reach the display settings, switch to that mode and retry the situation that caused the crash. This is a reversible display-mode check, not a crash fix claimed by the patch notes. If the game crashes before you can change settings, move on to the next checks.
Rank #4
- Multi-Platform PC Gaming Controller: Working with Switch, PC, Android, and iOS devices via Bluetooth, wired, and wireless dongle connections.
- Hall Effect Joysticks: Delivering enhanced recentering performance for smoother control and superior anti-drift capability. Plus, with anti-friction rings.
- 2-Way Trigger Lock: With trigger stops, gamers can toggle between short and long pull positions. Additionally, gamers can activate hair trigger mode by pressing M+LT/RT (triggers must be in the long pull position).
- 1000Hz Polling Rate: This ensures that your inputs are registered almost instantaneously, minimizing lag and maximizing your performance during competitive play.
- Mechanical Circular D-pad: Designed for quick reactions and accuracy in every direction, this D-pad elevates your gaming experience with superior responsiveness.
6. Isolate overlays and background apps one at a time
As general PC troubleshooting—not a confirmed Under The Island fix—close overlays or nonessential background applications, then retry the same action. Test one change at a time so you can tell whether it affected the crash. The official game sources reviewed do not identify overlays or background applications as a known cause.
7. Check Windows and graphics-driver update status
Check whether Windows or your graphics driver has an available update. The official crash notes do not identify outdated drivers or Windows updates as causes, so treat this as general PC triage rather than a game-specific remedy. Note what you change and when; if the problem becomes worse afterward, that record can help you undo the change.
Best Value
- Platform Compatibility: This PC controller is designed for Windows PC, Steam, Switch, Android, and iOS. Xbox-style asymmetric stick layout for PC gamers. Three modes cover all your devices. Please check your device compatibility before purchase
- Three Connection Modes: 2.4G wireless, Bluetooth, wired USB-C. PC gets native XInput/DirectInput. Switch pairs via Bluetooth, no adapter. This gaming PC controller switches devices seamlessly. Stable wireless minimizes random disconnects during gaming
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- ABXY Layout Switch: Press B + Minus + Plus to swap between PC and Switch modes. Features: 1000Hz polling rate, RGB lighting, turbo. Note: designed without mic jack or gyro sensor
8. Report a crash that persists
Steam lists [email protected] as the developer support contact. To make a report useful, include:
- Where you play the game, such as Steam, and the game build if it is visible.
- Your Windows version and PC hardware, including processor, memory, and graphics hardware.
- The exact error text, or a note that no message appears.
- Whether the crash happens on startup or during play, and the steps that reproduce it.
These details are practical troubleshooting information to provide; Steam’s contact listing does not specify a required report format.
Independent reader supportYour contribution helps us test, update, and keep practical guides available for everyone.What to include when describing the crash
If you are asking for help, lead with the trigger and build rather than only saying that the game crashes. For example: “The game closes while loading my save, immediately after [specific action]; the installed build is [build if visible], and the error says [exact text].” Do not assume the example matches a documented bug—use your own steps and wording. That information helps distinguish a startup problem from a crash tied to a particular game state.
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