diff --git a/extensions/typescript-language-features/src/features/quickFix.ts b/extensions/typescript-language-features/src/features/quickFix.ts
index 41d384027fc9e..57b6a2f0f4691 100644
--- a/extensions/typescript-language-features/src/features/quickFix.ts
+++ b/extensions/typescript-language-features/src/features/quickFix.ts
@@ -355,6 +355,7 @@ const preferredFixes = new Map<string, { readonly value: number, readonly thereC
 	[fixNames.extendsInterfaceBecomesImplements, { value: 1 }],
 	[fixNames.awaitInSyncFunction, { value: 1 }],
 	[fixNames.classIncorrectlyImplementsInterface, { value: 3 }],
+	[fixNames.classDoesntImplementInheritedAbstractMember, { value: 3 }],
 	[fixNames.unreachableCode, { value: 1 }],
 	[fixNames.unusedIdentifier, { value: 1 }],
 	[fixNames.forgottenThisPropertyAccess, { value: 1 }],
diff --git a/extensions/typescript-language-features/src/test/quickFix.test.ts b/extensions/typescript-language-features/src/test/quickFix.test.ts
index 68498e1701c16..53fa1f06b431a 100644
--- a/extensions/typescript-language-features/src/test/quickFix.test.ts
+++ b/extensions/typescript-language-features/src/test/quickFix.test.ts
@@ -5,7 +5,6 @@
 
 import * as assert from 'assert';
 import 'mocha';
-import { join } from 'path';
 import * as vscode from 'vscode';
 import { disposeAll } from '../utils/dispose';
 import { createTestEditor, joinLines, wait } from './testUtils';
@@ -123,6 +122,25 @@ suite('TypeScript Quick Fix', () => {
 		assert.strictEqual(fixes![1].title, `Remove unused declaration for: 'Foo'`);
 	});
 
+	test('Should prioritize implement abstract class over remove unused #101486', async () => {
+		const testDocumentUri = workspaceFile('foo.ts');
+		const editor = await createTestEditor(testDocumentUri,
+			`export abstract class Foo { abstract foo(): number; }`,
+			`class ConcreteFoo extends Foo { }`,
+		);
+
+		await wait(3000);
+
+		const fixes = await vscode.commands.executeCommand<vscode.CodeAction[]>('vscode.executeCodeActionProvider',
+			testDocumentUri,
+			editor.document.lineAt(1).range
+		);
+
+		assert.strictEqual(fixes?.length, 2);
+		assert.strictEqual(fixes![0].title, `Implement inherited abstract class`);
+		assert.strictEqual(fixes![1].title, `Remove unused declaration for: 'ConcreteFoo'`);
+	});
+
 	test('Add all missing imports should come after other add import fixes #98613', async () => {
 		await createTestEditor(workspaceFile('foo.ts'),
 			`export const foo = 1;`);
@@ -152,6 +170,6 @@ suite('TypeScript Quick Fix', () => {
 
 
 function workspaceFile(fileName: string) {
-	return vscode.Uri.file(join(vscode.workspace.rootPath!, fileName));
+	return vscode.Uri.joinPath(vscode.workspace.workspaceFolders![0].uri, fileName);
 }
 
diff --git a/extensions/typescript-language-features/src/utils/fixNames.ts b/extensions/typescript-language-features/src/utils/fixNames.ts
index 0bda0c3bd90e9..98e47f0ebb2bb 100644
--- a/extensions/typescript-language-features/src/utils/fixNames.ts
+++ b/extensions/typescript-language-features/src/utils/fixNames.ts
@@ -8,6 +8,7 @@ export const constructorForDerivedNeedSuperCall = 'constructorForDerivedNeedSupe
 export const extendsInterfaceBecomesImplements = 'extendsInterfaceBecomesImplements';
 export const awaitInSyncFunction = 'fixAwaitInSyncFunction';
 export const classIncorrectlyImplementsInterface = 'fixClassIncorrectlyImplementsInterface';
+export const classDoesntImplementInheritedAbstractMember = 'fixClassDoesntImplementInheritedAbstractMember';
 export const unreachableCode = 'fixUnreachableCode';
 export const unusedIdentifier = 'unusedIdentifier';
 export const forgottenThisPropertyAccess = 'forgottenThisPropertyAccess';