diff --git a/docs/api/puppeteer.page.setuseragent.md b/docs/api/puppeteer.page.setuseragent.md
index 3bb93b0d647..5843ea51332 100644
--- a/docs/api/puppeteer.page.setuseragent.md
+++ b/docs/api/puppeteer.page.setuseragent.md
@@ -8,7 +8,7 @@ sidebar_label: Page.setUserAgent
 
 ```typescript
 class Page {
-  setUserAgent(
+  abstract setUserAgent(
     userAgent: string,
     userAgentMetadata?: Protocol.Emulation.UserAgentMetadata
   ): Promise<void>;
diff --git a/packages/puppeteer-core/src/api/Page.ts b/packages/puppeteer-core/src/api/Page.ts
index eeb75273852..81d5da97e25 100644
--- a/packages/puppeteer-core/src/api/Page.ts
+++ b/packages/puppeteer-core/src/api/Page.ts
@@ -1443,13 +1443,10 @@ export abstract class Page extends EventEmitter<PageEvents> {
    * page
    * @returns Promise which resolves when the user agent is set.
    */
-  async setUserAgent(
+  abstract setUserAgent(
     userAgent: string,
     userAgentMetadata?: Protocol.Emulation.UserAgentMetadata
   ): Promise<void>;
-  async setUserAgent(): Promise<void> {
-    throw new Error('Not implemented');
-  }
 
   /**
    * Object containing metrics as key/value pairs.
diff --git a/packages/puppeteer-core/src/bidi/Page.ts b/packages/puppeteer-core/src/bidi/Page.ts
index 619c4e44dc1..e44345c3a8a 100644
--- a/packages/puppeteer-core/src/bidi/Page.ts
+++ b/packages/puppeteer-core/src/bidi/Page.ts
@@ -155,6 +155,17 @@ export class BidiPage extends Page {
     return this.mainFrame().context().cdpSession;
   }
 
+  override async setUserAgent(
+    userAgent: string,
+    userAgentMetadata?: Protocol.Emulation.UserAgentMetadata | undefined
+  ): Promise<void> {
+    // TODO: handle CDP-specific cases such as mprach.
+    await this._client().send('Network.setUserAgentOverride', {
+      userAgent: userAgent,
+      userAgentMetadata: userAgentMetadata,
+    });
+  }
+
   constructor(
     browsingContext: BrowsingContext,
     browserContext: BidiBrowserContext
diff --git a/test/TestExpectations.json b/test/TestExpectations.json
index 3feb5c11b39..0fc2969be45 100644
--- a/test/TestExpectations.json
+++ b/test/TestExpectations.json
@@ -1829,18 +1829,6 @@
     "parameters": ["cdp", "firefox"],
     "expectations": ["SKIP"]
   },
-  {
-    "testIdPattern": "[emulation.spec] Emulation Page.emulate should support clicking",
-    "platforms": ["darwin", "linux", "win32"],
-    "parameters": ["chrome", "webDriverBiDi"],
-    "expectations": ["FAIL"]
-  },
-  {
-    "testIdPattern": "[emulation.spec] Emulation Page.emulate should work",
-    "platforms": ["darwin", "linux", "win32"],
-    "parameters": ["chrome", "webDriverBiDi"],
-    "expectations": ["FAIL"]
-  },
   {
     "testIdPattern": "[emulation.spec] Emulation Page.emulateCPUThrottling should change the CPU throttling rate successfully",
     "platforms": ["darwin", "linux", "win32"],
@@ -3881,12 +3869,24 @@
     "parameters": ["cdp", "firefox"],
     "expectations": ["SKIP"]
   },
+  {
+    "testIdPattern": "[touchscreen.spec] Touchscreen should report touchMove",
+    "platforms": ["darwin", "linux", "win32"],
+    "parameters": ["chrome", "webDriverBiDi"],
+    "expectations": ["PASS"]
+  },
   {
     "testIdPattern": "[touchscreen.spec] Touchscreen should tap the button",
     "platforms": ["darwin", "linux", "win32"],
     "parameters": ["cdp", "firefox"],
     "expectations": ["FAIL"]
   },
+  {
+    "testIdPattern": "[touchscreen.spec] Touchscreen should tap the button",
+    "platforms": ["darwin", "linux", "win32"],
+    "parameters": ["chrome", "webDriverBiDi"],
+    "expectations": ["PASS"]
+  },
   {
     "testIdPattern": "[tracing.spec] Tracing should throw if tracing on two pages",
     "platforms": ["darwin", "linux", "win32"],
diff --git a/test/src/TargetManager.spec.ts b/test/src/TargetManager.spec.ts
index a0b46a5b575..112db1e9979 100644
--- a/test/src/TargetManager.spec.ts
+++ b/test/src/TargetManager.spec.ts
@@ -48,6 +48,7 @@ describe('TargetManager', () => {
     await state.close();
   });
 
+  // CDP-specific test.
   it('should handle targets', async () => {
     const {server, context, browser} = state;