diff --git a/LocalPackage/Sources/Model/Stores/CustomRunnerEditor.swift b/LocalPackage/Sources/Model/Stores/CustomRunnerEditor.swift
index 9fe74f4..80cd3da 100644
--- a/LocalPackage/Sources/Model/Stores/CustomRunnerEditor.swift
+++ b/LocalPackage/Sources/Model/Stores/CustomRunnerEditor.swift
@@ -35,6 +35,7 @@ public final class CustomRunnerEditor: Composable, Identifiable {
     public let id: UUID
     public var runnerName: String
     public var isTemplate: Bool
+    public var allowsWideFrames: Bool
     public var frameImages: [FrameImage]
     public var selectingFrameImage: FrameImage?
     public var previewingFrameImage: FrameImage?
@@ -53,6 +54,7 @@ public final class CustomRunnerEditor: Composable, Identifiable {
         id: UUID,
         runnerName: String = "",
         isTemplate: Bool = true,
+        allowsWideFrames: Bool = false,
         frameImages: [FrameImage] = [],
         selectingFrameImage: FrameImage? = nil,
         previewingFrameImage: FrameImage? = nil,
@@ -69,6 +71,7 @@ public final class CustomRunnerEditor: Composable, Identifiable {
         self.id = id
         self.runnerName = runnerName
         self.isTemplate = isTemplate
+        self.allowsWideFrames = allowsWideFrames
         self.frameImages = frameImages
         self.selectingFrameImage = selectingFrameImage
         self.previewingFrameImage = previewingFrameImage
@@ -98,6 +101,9 @@ public final class CustomRunnerEditor: Composable, Identifiable {
         case let .renderingModePickerSelected(renderingMode):
             isTemplate = renderingMode.isTemplate
 
+        case let .allowWideFramesToggleSwitched(allowsWideFrames):
+            self.allowsWideFrames = allowsWideFrames
+
         case let .frameImageCellTapped(frameImage):
             selectingFrameImage = frameImage
 
@@ -200,11 +206,15 @@ public final class CustomRunnerEditor: Composable, Identifiable {
         }
     }
 
+    private var maxFrameWidth: Int {
+        allowsWideFrames ? 300 : 100
+    }
+
     private func appendFrameImage(from url: URL) throws {
         guard let nsImage = NSImage(contentsOf: url),
               let cgImage = nsImage.cgImage(forProposedRect: nil, context: nil, hints: nil),
               cgImage.height == 36,
-              (10 ... 100).contains(cgImage.width) else {
+              (10 ... maxFrameWidth).contains(cgImage.width) else {
             throw RCNError.customRunner(.invalidFrameImage)
         }
         guard frameImages.count < 30 else {
@@ -217,6 +227,7 @@ public final class CustomRunnerEditor: Composable, Identifiable {
         case viewAppeared
         case viewDisappeared
         case renderingModePickerSelected(RenderingMode)
+        case allowWideFramesToggleSwitched(Bool)
         case frameImageCellTapped(FrameImage)
         case collectionBackgroundTapped
         case filesDropped([URL])
diff --git a/LocalPackage/Sources/UserInterface/Resources/Localizable.xcstrings b/LocalPackage/Sources/UserInterface/Resources/Localizable.xcstrings
index 1fc44e9..e6ae171 100644
--- a/LocalPackage/Sources/UserInterface/Resources/Localizable.xcstrings
+++ b/LocalPackage/Sources/UserInterface/Resources/Localizable.xcstrings
@@ -397,6 +397,23 @@
         }
       }
     },
+    "allowWideFrames" : {
+      "comment" : "A label for a toggle that allows custom runner frames wider than 100px.",
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Allow wide frames (up to 300px)"
+          }
+        },
+        "ja" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "幅広フレームを許可（最大300px）"
+          }
+        }
+      }
+    },
     "appearance" : {
       "comment" : "A heading for the appearance settings.",
       "isCommentAutoGenerated" : true,
@@ -5742,6 +5759,23 @@
           }
         }
       }
+    },
+    "wideFramesWarning" : {
+      "comment" : "A warning shown when wide custom runner frames are allowed.",
+      "localizations" : {
+        "en" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "Frames wider than 100px may be hidden behind the camera notch on MacBooks. RunCat Neo keeps running, but the runner can look as if it has stopped."
+          }
+        },
+        "ja" : {
+          "stringUnit" : {
+            "state" : "translated",
+            "value" : "幅が100pxを超えるフレームは、MacBookのカメラノッチに隠れて表示されないことがあります。RunCat Neoは動作し続けますが、ランナーが止まったように見えることがあります。"
+          }
+        }
+      }
     }
   },
   "version" : "1.2"
diff --git a/LocalPackage/Sources/UserInterface/Views/Settings/RunnerSettings/CustomRunnerEditorView.swift b/LocalPackage/Sources/UserInterface/Views/Settings/RunnerSettings/CustomRunnerEditorView.swift
index f454f8f..dacf819 100644
--- a/LocalPackage/Sources/UserInterface/Views/Settings/RunnerSettings/CustomRunnerEditorView.swift
+++ b/LocalPackage/Sources/UserInterface/Views/Settings/RunnerSettings/CustomRunnerEditorView.swift
@@ -43,6 +43,15 @@ struct CustomRunnerEditorView: View {
                     } label: {
                         Text("renderingMode", bundle: .module)
                     }
+                    Toggle(isOn: Binding<Bool>(
+                        get: { store.allowsWideFrames },
+                        asyncSet: { await store.send(.allowWideFramesToggleSwitched($0)) }
+                    )) {
+                        Text("allowWideFrames", bundle: .module)
+                        if store.allowsWideFrames {
+                            Text("wideFramesWarning", bundle: .module)
+                        }
+                    }
                     LabeledContent {
                         FrameImagesCollectionView(store: store)
                     } label: {
diff --git a/LocalPackage/Tests/ModelTests/Resources/solid_red_200x36.png b/LocalPackage/Tests/ModelTests/Resources/solid_red_200x36.png
new file mode 100644
index 0000000..53cddb2
Binary files /dev/null and b/LocalPackage/Tests/ModelTests/Resources/solid_red_200x36.png differ
diff --git a/LocalPackage/Tests/ModelTests/StoreTests/CustomRunnerEditorTests.swift b/LocalPackage/Tests/ModelTests/StoreTests/CustomRunnerEditorTests.swift
index 7390ea0..e9b5536 100644
--- a/LocalPackage/Tests/ModelTests/StoreTests/CustomRunnerEditorTests.swift
+++ b/LocalPackage/Tests/ModelTests/StoreTests/CustomRunnerEditorTests.swift
@@ -73,6 +73,26 @@ struct CustomRunnerEditorTests {
         #expect(sut.frameImages.isEmpty)
     }
 
+    @MainActor @Test
+    func send_filesDropped_forwards_error_when_image_is_wider_than_100px_by_default() async {
+        let recorder = errorRecorder()
+        let sut = CustomRunnerEditor(.testDependencies(), id: .init(), action: recorder.action)
+        await sut.send(.filesDropped([URL.fixture(name: "solid_red_200x36")]))
+        #expect(recorder.lock.withLock(\.self) == .customRunner(.invalidFrameImage))
+        #expect(sut.frameImages.isEmpty)
+    }
+
+    @MainActor @Test
+    func send_filesDropped_appends_wide_image_when_wide_frames_are_allowed() async {
+        let recorder = errorRecorder()
+        let sut = CustomRunnerEditor(.testDependencies(), id: .init(), action: recorder.action)
+        await sut.send(.allowWideFramesToggleSwitched(true))
+        #expect(sut.allowsWideFrames)
+        await sut.send(.filesDropped([URL.fixture(name: "solid_red_200x36")]))
+        #expect(sut.frameImages.count == 1)
+        #expect(recorder.lock.withLock(\.self) == nil)
+    }
+
     @MainActor @Test
     func send_filesDropped_forwards_error_when_frame_limit_is_reached() async {
         let recorder = errorRecorder()