Install this version with Unity Hub.
Select the runtime platforms of your choice from the list below (the desktop runtime is included as standard) or, to install the full complement of runtime platforms, use the download assistant installer above.
New to Unity? Get started
Known Issues in 2018.4.25f1
Animation: Animator.Update CPU time spikes when multiple animations are playing (1184690)
Asset Importers: Crash on VertexDeclarationD3D11::GetInputLayout when importing a broken FBX file (1239074)
Audio: Editor crashes on changing 'System Sample Rate' when Audio track preview is being played in Timeline window (1232743)
MacOS: [Mac] Many artifacts can be seen in Scene View when Scene Light is enabled and HDR is on with Metal API and Mac OS X 10.15.4 (1240265)
Package Manager: Immutable packages altered by the API Updater are reverted to their original state when packages are resolved, which can lead to slower import performance in that context.
Profiling: Performance issue in "Profiler" UI with increasing number of events (967289)
Scene Management: Unity crashes when opening a project with two identical scenes, one of them being unloaded (1069650)
macOS: If the Android Tools are not installed through the Hub, macOS 10.15 (Catalina) default security settings will prevent the Android NDK binaries being executed. These settings have to be changed or a signed Android NDK (r16b) will be needed to build Android. More information here: https://developer.android.com/ndk/downloads/older_releases.
2018.4.25f1 Release Notes
Android: Allow Android's OS setting to force rendering outside safe area. (1223467)
Android: Fix Cutout is calculated incorrectly when device is not in full screen mode. (1204141)
Android: Fixed an issue where Gradle builds could fail if a settings.gradle file exists in the root of the project (1164013)
Animation: Fixed crash when using binary2text on *.bundle with Playable Director (1184027)
Asset Bundles: Fixed handling of shaders in Asset Bundles to make them more deterministic (1255960, 1255970)
Asset Import: Fixed assert errors of memory leak when EditorSceneManager.NewScene is called in OnPostprocessAllAssets. (1249386)
Editor: Fire SceneOpening/SceneOpened callbacks when scene reloaded (1147043)
Editor: Fixed game view flickering when resizing it while frame debugger is enabled. (1231978)
Editor: Fixed not being able to build with Linear Color Space after resetting Player Settings (1163436)
Editor: Fixed the Shuriken Icon issue in inspector. (1198543)
Graphics: Fix incorrect uploading of builtin shader parameters such as view, proj, viewProj matrices in some rare situations on Nintendo Switch.
Graphics: Fix issue where SRP would allocate memory each frame (1165372)
Graphics: Fixed crash when using lines/trails with command buffers. (1216216)
Graphics: Fixed Visible AO artifact on XBOX ONE (1167455)
IL2CPP: Fixed crash when null is thrown in a try block (1248335)
IL2CPP: Generate less source code for managed debugging. (1205136)
IL2CPP: Throw a System.IO.FileNotFoundException exception when a file is not found for UWP builds. (1248611)
iOS: Fixed iPhone bluetooth controller buttons not registering input (1241180)
macOS: Fixed issue where the color picker would select the wrong color when using a non-sRGB color profile on your monitor. (1218845)
Mobile: Prevent iOS/tvOS simulator builds from being appended with device builds (1216005)
Particles: Disabled Particle System "Open In Editor" button when editing a preset. (1198545)
Particles: Fixed deselect when clicking a preset ParticleSystem icon. (1198545)
Particles: Fixed sub-emitters using the wrong position when first emitting. (1247219)
Scripting: Fixed the editor crash with popup "The file 'MemoryStream' is corrupted!" (1244125)
UI: Dirty the canvas batch when a element is enabled. This will ensure it gets put back into the render order (1077708)
UI: Fixed UI Flickers in Game View when Camera.Render is Selected in the Frame Debugger (1172637)
XR: Fixed order of single-pass instancing shader variables for gles3 (1187259)
- Package Manager: Updated the Package Manager UI package to 2.0.13.