diff --git a/src/vs/workbench/contrib/terminal/browser/terminal.contribution.ts b/src/vs/workbench/contrib/terminal/browser/terminal.contribution.ts
index 96657abf2ac..3d07aa2d8bc 100644
--- a/src/vs/workbench/contrib/terminal/browser/terminal.contribution.ts
+++ b/src/vs/workbench/contrib/terminal/browser/terminal.contribution.ts
@@ -210,7 +210,7 @@ registerSendSequenceKeybinding('\x1b[24~d', { // F12,d -> shift+end (SelectLine)
 	mac: { primary: KeyMod.Shift | KeyMod.CtrlCmd | KeyCode.RightArrow }
 });
 registerSendSequenceKeybinding('\x1b[24~e', { // F12,e -> ctrl+space (Native suggest)
-	when: ContextKeyExpr.and(TerminalContextKeys.focus, ContextKeyExpr.equals(TerminalContextKeyStrings.ShellType, WindowsShellType.PowerShell), TerminalContextKeys.terminalShellIntegrationEnabled, CONTEXT_ACCESSIBILITY_MODE_ENABLED.negate(), ContextKeyExpr.or(ContextKeyExpr.equals(`config.${TerminalSuggestSettingId.Enabled}`, true), ContextKeyExpr.equals(`config.${TerminalSuggestSettingId.EnabledLegacy}`, true))),
+	when: ContextKeyExpr.and(TerminalContextKeys.focus, ContextKeyExpr.equals(TerminalContextKeyStrings.ShellType, WindowsShellType.PowerShell), TerminalContextKeys.terminalShellIntegrationEnabled, CONTEXT_ACCESSIBILITY_MODE_ENABLED.negate(), ContextKeyExpr.equals(`config.${TerminalSuggestSettingId.Enabled}`, true)),
 	primary: KeyMod.CtrlCmd | KeyCode.Space,
 	mac: { primary: KeyMod.WinCtrl | KeyCode.Space }
 });
diff --git a/src/vs/workbench/contrib/terminal/browser/terminalProcessManager.ts b/src/vs/workbench/contrib/terminal/browser/terminalProcessManager.ts
index 01db326f019..22204b7a88e 100644
--- a/src/vs/workbench/contrib/terminal/browser/terminalProcessManager.ts
+++ b/src/vs/workbench/contrib/terminal/browser/terminalProcessManager.ts
@@ -289,7 +289,7 @@ export class TerminalProcessManager extends Disposable implements ITerminalProce
 					const options: ITerminalProcessOptions = {
 						shellIntegration: {
 							enabled: this._configurationService.getValue(TerminalSettingId.ShellIntegrationEnabled),
-							suggestEnabled: this._configurationService.getValue(TerminalSuggestSettingId.Enabled) || this._configurationService.getValue(TerminalSuggestSettingId.EnabledLegacy),
+							suggestEnabled: this._configurationService.getValue(TerminalSuggestSettingId.Enabled),
 							nonce: this.shellIntegrationNonce
 						},
 						windowsEnableConpty: this._terminalConfigurationService.config.windowsEnableConpty,
@@ -489,7 +489,7 @@ export class TerminalProcessManager extends Disposable implements ITerminalProce
 		const options: ITerminalProcessOptions = {
 			shellIntegration: {
 				enabled: this._configurationService.getValue(TerminalSettingId.ShellIntegrationEnabled),
-				suggestEnabled: this._configurationService.getValue(TerminalSuggestSettingId.Enabled) || this._configurationService.getValue(TerminalSuggestSettingId.EnabledLegacy),
+				suggestEnabled: this._configurationService.getValue(TerminalSuggestSettingId.Enabled),
 				nonce: this.shellIntegrationNonce
 			},
 			windowsEnableConpty: this._terminalConfigurationService.config.windowsEnableConpty,
diff --git a/src/vs/workbench/contrib/terminal/common/terminal.ts b/src/vs/workbench/contrib/terminal/common/terminal.ts
index fc4a6a0a0e0..81ccf23927f 100644
--- a/src/vs/workbench/contrib/terminal/common/terminal.ts
+++ b/src/vs/workbench/contrib/terminal/common/terminal.ts
@@ -209,8 +209,6 @@ export interface ITerminalConfiguration {
 	shellIntegration?: {
 		enabled: boolean;
 		decorationsEnabled: boolean;
-		// TODO: Legacy - remove soon
-		suggestEnabled: boolean;
 	};
 	enableImages: boolean;
 	smoothScrolling: boolean;
diff --git a/src/vs/workbench/contrib/terminalContrib/suggest/browser/terminalSuggestAddon.ts b/src/vs/workbench/contrib/terminalContrib/suggest/browser/terminalSuggestAddon.ts
index d46c7f3ae04..499b4a410d0 100644
--- a/src/vs/workbench/contrib/terminalContrib/suggest/browser/terminalSuggestAddon.ts
+++ b/src/vs/workbench/contrib/terminalContrib/suggest/browser/terminalSuggestAddon.ts
@@ -16,7 +16,6 @@ import { IContextKey } from 'vs/platform/contextkey/common/contextkey';
 import { IInstantiationService } from 'vs/platform/instantiation/common/instantiation';
 import { IStorageService, StorageScope, StorageTarget } from 'vs/platform/storage/common/storage';
 import { activeContrastBorder } from 'vs/platform/theme/common/colorRegistry';
-import { ITerminalConfigurationService } from 'vs/workbench/contrib/terminal/browser/terminal';
 import { TerminalStorageKeys } from 'vs/workbench/contrib/terminal/common/terminalStorageKeys';
 import type { ITerminalAddon, Terminal } from '@xterm/xterm';
 
@@ -114,7 +113,6 @@ export class SuggestAddon extends Disposable implements ITerminalAddon, ISuggest
 		private readonly _terminalSuggestWidgetVisibleContextKey: IContextKey<boolean>,
 		@IConfigurationService private readonly _configurationService: IConfigurationService,
 		@IInstantiationService private readonly _instantiationService: IInstantiationService,
-		@ITerminalConfigurationService private readonly _terminalConfigurationService: ITerminalConfigurationService
 	) {
 		super();
 
@@ -159,7 +157,7 @@ export class SuggestAddon extends Disposable implements ITerminalAddon, ISuggest
 
 	private _sync(promptInputState: IPromptInputModelState): void {
 		const config = this._configurationService.getValue<ITerminalSuggestConfiguration>(terminalSuggestConfigSection);
-		const enabled = config.enabled || this._terminalConfigurationService.config.shellIntegration?.suggestEnabled;
+		const enabled = config.enabled;
 		if (!enabled) {
 			return;
 		}
diff --git a/src/vs/workbench/contrib/terminalContrib/suggest/common/terminalSuggestConfiguration.ts b/src/vs/workbench/contrib/terminalContrib/suggest/common/terminalSuggestConfiguration.ts
index f465e37f076..357a6bbee60 100644
--- a/src/vs/workbench/contrib/terminalContrib/suggest/common/terminalSuggestConfiguration.ts
+++ b/src/vs/workbench/contrib/terminalContrib/suggest/common/terminalSuggestConfiguration.ts
@@ -10,7 +10,6 @@ import { TerminalSettingId } from 'vs/platform/terminal/common/terminal';
 
 export const enum TerminalSuggestSettingId {
 	Enabled = 'terminal.integrated.suggest.enabled',
-	EnabledLegacy = 'terminal.integrated.shellIntegration.suggestEnabled',
 	QuickSuggestions = 'terminal.integrated.suggest.quickSuggestions',
 	SuggestOnTriggerCharacters = 'terminal.integrated.suggest.suggestOnTriggerCharacters',
 }
@@ -30,13 +29,6 @@ export const terminalSuggestConfiguration: IStringDictionary<IConfigurationPrope
 		type: 'boolean',
 		default: false,
 	},
-	[TerminalSuggestSettingId.EnabledLegacy]: {
-		restricted: true,
-		markdownDescription: localize('suggest.enabled', "Enables experimental terminal Intellisense suggestions for supported shells ({0}) when {1} is set to {2}.\n\nIf shell integration is installed manually, {3} needs to be set to {4} before calling the shell integration script.", 'PowerShell', `\`#${TerminalSettingId.ShellIntegrationEnabled}#\``, '`true`', '`VSCODE_SUGGEST`', '`1`'),
-		type: 'boolean',
-		default: false,
-		markdownDeprecationMessage: localize('suggest.enabled.deprecated', 'This setting is deprecated, please use `{0}` instead.', `\`#${TerminalSuggestSettingId.Enabled}#\``)
-	},
 	[TerminalSuggestSettingId.QuickSuggestions]: {
 		restricted: true,
 		markdownDescription: localize('suggest.quickSuggestions', "Controls whether suggestions should automatically show up while typing. Also be aware of the {0}-setting which controls if suggestions are triggered by special characters.", `\`#${TerminalSuggestSettingId.SuggestOnTriggerCharacters}#\``),