diff --git a/tests/library/capabilities.spec.ts b/tests/library/capabilities.spec.ts
index d713260f5e..da1f705ef9 100644
--- a/tests/library/capabilities.spec.ts
+++ b/tests/library/capabilities.spec.ts
@@ -64,13 +64,7 @@ it('should respect CSP @smoke', async ({ page, server }) => {
   expect(await page.evaluate(() => window['testStatus'])).toBe('SUCCESS');
 });
 
-it('should play video @smoke', async ({ page, asset, browserName, platform, mode }) => {
-  // TODO: the test passes on Windows locally but fails on GitHub Action bot,
-  // apparently due to a Media Pack issue in the Windows Server.
-  // Also the test is very flaky on Linux WebKit.
-  it.fixme(browserName === 'webkit' && platform !== 'darwin');
-  it.fixme(browserName === 'firefox', 'https://github.com/microsoft/playwright/issues/5721');
-  it.fixme(browserName === 'webkit' && platform === 'darwin' && parseInt(os.release(), 10) === 20, 'Does not work on BigSur');
+it('should play video @smoke', async ({ page, asset, browserName, mode }) => {
   it.skip(mode.startsWith('service'));
 
   // Safari only plays mp4 so we test WebKit with an .mp4 clip.
@@ -83,9 +77,7 @@ it('should play video @smoke', async ({ page, asset, browserName, platform, mode
   await page.$eval('video', v => v.pause());
 });
 
-it('should play webm video @smoke', async ({ page, asset, browserName, platform, mode }) => {
-  it.fixme(browserName === 'webkit' && platform === 'darwin' && parseInt(os.release(), 10) === 20, 'Does not work on BigSur');
-  it.fixme(browserName === 'webkit' && platform === 'win32');
+it('should play webm video @smoke', async ({ page, asset, mode }) => {
   it.skip(mode.startsWith('service'));
 
   const absolutePath = asset('video_webm.html');
@@ -96,10 +88,7 @@ it('should play webm video @smoke', async ({ page, asset, browserName, platform,
   await page.$eval('video', v => v.pause());
 });
 
-it('should play audio @smoke', async ({ page, server, browserName, platform }) => {
-  it.fixme(browserName === 'firefox' && platform === 'win32', 'https://github.com/microsoft/playwright/issues/10887');
-  it.fixme(browserName === 'firefox' && platform === 'linux', 'https://github.com/microsoft/playwright/issues/10887');
-  it.fixme(browserName === 'webkit' && platform === 'win32', 'https://github.com/microsoft/playwright/issues/10892');
+it('should play audio @smoke', async ({ page, server }) => {
   await page.goto(server.EMPTY_PAGE);
   await page.setContent(`<audio src="${server.PREFIX}/example.mp3"></audio>`);
   await page.$eval('audio', e => e.play());
@@ -130,9 +119,7 @@ it('should support webgl 2 @smoke', async ({ page, browserName, headless, isWind
   expect(hasWebGL2).toBe(true);
 });
 
-it('should not crash on page with mp4 @smoke', async ({ page, server, platform, browserName }) => {
-  it.fixme(browserName === 'webkit' && platform === 'win32', 'https://github.com/microsoft/playwright/issues/11009, times out in setContent');
-  it.fixme(browserName === 'firefox', 'https://bugzilla.mozilla.org/show_bug.cgi?id=1697004');
+it('should not crash on page with mp4 @smoke', async ({ page, server }) => {
   await page.setContent(`<video><source src="${server.PREFIX}/movie.mp4"/></video>`);
   await page.waitForTimeout(1000);
 });