diff --git a/Resources/Localizable.xcstrings b/Resources/Localizable.xcstrings
index 67c72595..d13e2380 100644
--- a/Resources/Localizable.xcstrings
+++ b/Resources/Localizable.xcstrings
@@ -47988,57 +47988,6 @@
         }
       }
     },
-    "settings.app.copyOnSelect": {
-      "extractionState": "manual",
-      "localizations": {
-        "en": {
-          "stringUnit": {
-            "state": "translated",
-            "value": "Copy on Select"
-          }
-        },
-        "ja": {
-          "stringUnit": {
-            "state": "translated",
-            "value": "選択時にコピー"
-          }
-        }
-      }
-    },
-    "settings.app.copyOnSelect.subtitleOff": {
-      "extractionState": "manual",
-      "localizations": {
-        "en": {
-          "stringUnit": {
-            "state": "translated",
-            "value": "Selecting terminal text does not copy it to the system clipboard."
-          }
-        },
-        "ja": {
-          "stringUnit": {
-            "state": "translated",
-            "value": "ターミナルテキストを選択してもシステムのクリップボードにはコピーしません。"
-          }
-        }
-      }
-    },
-    "settings.app.copyOnSelect.subtitleOn": {
-      "extractionState": "manual",
-      "localizations": {
-        "en": {
-          "stringUnit": {
-            "state": "translated",
-            "value": "Automatically copy selected terminal text to the system clipboard."
-          }
-        },
-        "ja": {
-          "stringUnit": {
-            "state": "translated",
-            "value": "選択したターミナルテキストをシステムのクリップボードに自動でコピーします。"
-          }
-        }
-      }
-    },
     "settings.app.paneFirstClickFocus": {
       "extractionState": "manual",
       "localizations": {
diff --git a/Sources/GhosttyTerminalView.swift b/Sources/GhosttyTerminalView.swift
index db7e91eb..4ea30a20 100644
--- a/Sources/GhosttyTerminalView.swift
+++ b/Sources/GhosttyTerminalView.swift
@@ -1379,21 +1379,11 @@ class GhosttyApp {
         }
     }
 
-    private func loadCopyOnSelectOverride(_ config: ghostty_config_t) {
-        loadInlineGhosttyConfig(
-            TerminalCopyOnSelectSettings.overrideConfigLine(),
-            into: config,
-            prefix: "cmux-copy-on-select",
-            logLabel: "copy-on-select override"
-        )
-    }
-
     private func loadDefaultConfigFilesWithLegacyFallback(_ config: ghostty_config_t) {
         ghostty_config_load_default_files(config)
         loadLegacyGhosttyConfigIfNeeded(config)
         ghostty_config_load_recursive_files(config)
         loadCmuxAppSupportGhosttyConfigIfNeeded(config)
-        loadCopyOnSelectOverride(config)
         loadCJKFontFallbackIfNeeded(config)
         // cmux provides the terminal background via backgroundView (CALayer)
         // instead of the GPU full-screen bg pass, so the layer can provide
diff --git a/Sources/cmuxApp.swift b/Sources/cmuxApp.swift
index d7473ba6..7a81352d 100644
--- a/Sources/cmuxApp.swift
+++ b/Sources/cmuxApp.swift
@@ -3906,22 +3906,6 @@ enum CommandPaletteRenameSelectionSettings {
     }
 }
 
-enum TerminalCopyOnSelectSettings {
-    static let enabledKey = "terminalCopyOnSelectEnabled"
-    static let defaultEnabled = false
-
-    static func isEnabled(defaults: UserDefaults = .standard) -> Bool {
-        if defaults.object(forKey: enabledKey) == nil {
-            return defaultEnabled
-        }
-        return defaults.bool(forKey: enabledKey)
-    }
-
-    static func overrideConfigLine(defaults: UserDefaults = .standard) -> String {
-        isEnabled(defaults: defaults) ? "copy-on-select = clipboard" : "copy-on-select = false"
-    }
-}
-
 enum CommandPaletteSwitcherSearchSettings {
     static let searchAllSurfacesKey = "commandPalette.switcherSearchAllSurfaces"
     static let defaultSearchAllSurfaces = false
@@ -4052,8 +4036,6 @@ struct SettingsView: View {
     @AppStorage(QuitWarningSettings.warnBeforeQuitKey) private var warnBeforeQuitShortcut = QuitWarningSettings.defaultWarnBeforeQuit
     @AppStorage(CommandPaletteRenameSelectionSettings.selectAllOnFocusKey)
     private var commandPaletteRenameSelectAllOnFocus = CommandPaletteRenameSelectionSettings.defaultSelectAllOnFocus
-    @AppStorage(TerminalCopyOnSelectSettings.enabledKey)
-    private var terminalCopyOnSelectEnabled = TerminalCopyOnSelectSettings.defaultEnabled
     @AppStorage(CommandPaletteSwitcherSearchSettings.searchAllSurfacesKey)
     private var commandPaletteSearchAllSurfaces = CommandPaletteSwitcherSearchSettings.defaultSearchAllSurfaces
     @AppStorage(ShortcutHintDebugSettings.alwaysShowHintsKey)
@@ -4175,19 +4157,6 @@ struct SettingsView: View {
         )
     }
 
-    private var terminalCopyOnSelectSubtitle: String {
-        if terminalCopyOnSelectEnabled {
-            return String(
-                localized: "settings.app.copyOnSelect.subtitleOn",
-                defaultValue: "Automatically copy selected terminal text to the system clipboard."
-            )
-        }
-        return String(
-            localized: "settings.app.copyOnSelect.subtitleOff",
-            defaultValue: "Selecting terminal text does not copy it to the system clipboard."
-        )
-    }
-
     private var selectedSidebarActiveTabIndicatorStyle: SidebarActiveTabIndicatorStyle {
         SidebarActiveTabIndicatorSettings.resolvedStyle(rawValue: sidebarActiveTabIndicatorStyle)
     }
@@ -4709,20 +4678,6 @@ struct SettingsView: View {
 
                         SettingsCardDivider()
 
-                        SettingsCardRow(
-                            String(localized: "settings.app.copyOnSelect", defaultValue: "Copy on Select"),
-                            subtitle: terminalCopyOnSelectSubtitle
-                        ) {
-                            Toggle("", isOn: $terminalCopyOnSelectEnabled)
-                                .labelsHidden()
-                                .controlSize(.small)
-                                .accessibilityLabel(
-                                    String(localized: "settings.app.copyOnSelect", defaultValue: "Copy on Select")
-                                )
-                        }
-
-                        SettingsCardDivider()
-
                         SettingsCardRow(
                             String(localized: "settings.app.preferredEditor", defaultValue: "Open Files With"),
                             subtitle: String(localized: "settings.app.preferredEditor.subtitle", defaultValue: "Command to open files on Cmd-click. Leave empty for system default.")
@@ -5893,9 +5848,6 @@ struct SettingsView: View {
         .onChange(of: notificationSoundCustomFilePath) { _, _ in
             refreshNotificationCustomSoundStatus()
         }
-        .onChange(of: terminalCopyOnSelectEnabled) { _, _ in
-            GhosttyApp.shared.reloadConfiguration(source: "settings.copy_on_select")
-        }
         .onChange(of: browserInsecureHTTPAllowlist) { oldValue, newValue in
             // Keep draft in sync with external changes unless the user has local unsaved edits.
             if browserInsecureHTTPAllowlistDraft == oldValue {
@@ -6020,7 +5972,6 @@ struct SettingsView: View {
         showMenuBarExtra = MenuBarExtraSettings.defaultShowInMenuBar
         warnBeforeQuitShortcut = QuitWarningSettings.defaultWarnBeforeQuit
         commandPaletteRenameSelectAllOnFocus = CommandPaletteRenameSelectionSettings.defaultSelectAllOnFocus
-        terminalCopyOnSelectEnabled = TerminalCopyOnSelectSettings.defaultEnabled
         commandPaletteSearchAllSurfaces = CommandPaletteSwitcherSearchSettings.defaultSearchAllSurfaces
         ShortcutHintDebugSettings.resetVisibilityDefaults()
         alwaysShowShortcutHints = ShortcutHintDebugSettings.defaultAlwaysShowHints
diff --git a/cmuxTests/GhosttyConfigTests.swift b/cmuxTests/GhosttyConfigTests.swift
index 83d57082..f3cbdc07 100644
--- a/cmuxTests/GhosttyConfigTests.swift
+++ b/cmuxTests/GhosttyConfigTests.swift
@@ -584,44 +584,6 @@ final class GhosttyConfigTests: XCTestCase {
         XCTAssertFalse(TelemetrySettings.isEnabled(defaults: defaults))
     }
 
-    func testTerminalCopyOnSelectDefaultsToDisabledWhenUnset() {
-        let suiteName = "cmux.tests.copy-on-select.\(UUID().uuidString)"
-        guard let defaults = UserDefaults(suiteName: suiteName) else {
-            XCTFail("Failed to create isolated user defaults suite")
-            return
-        }
-        defer {
-            defaults.removePersistentDomain(forName: suiteName)
-        }
-
-        defaults.removeObject(forKey: TerminalCopyOnSelectSettings.enabledKey)
-
-        XCTAssertFalse(TerminalCopyOnSelectSettings.isEnabled(defaults: defaults))
-        XCTAssertEqual(
-            TerminalCopyOnSelectSettings.overrideConfigLine(defaults: defaults),
-            "copy-on-select = false"
-        )
-    }
-
-    func testTerminalCopyOnSelectUsesClipboardOverrideWhenEnabled() {
-        let suiteName = "cmux.tests.copy-on-select.\(UUID().uuidString)"
-        guard let defaults = UserDefaults(suiteName: suiteName) else {
-            XCTFail("Failed to create isolated user defaults suite")
-            return
-        }
-        defer {
-            defaults.removePersistentDomain(forName: suiteName)
-        }
-
-        defaults.set(true, forKey: TerminalCopyOnSelectSettings.enabledKey)
-
-        XCTAssertTrue(TerminalCopyOnSelectSettings.isEnabled(defaults: defaults))
-        XCTAssertEqual(
-            TerminalCopyOnSelectSettings.overrideConfigLine(defaults: defaults),
-            "copy-on-select = clipboard"
-        )
-    }
-
     private func rgb255(_ color: NSColor) -> RGB {
         let srgb = color.usingColorSpace(.sRGB)!
         var red: CGFloat = 0