diff --git a/lib/chromiumBrowser.js b/lib/chromiumBrowser.js
index 50d9b47..53aab60 100644
--- a/lib/chromiumBrowser.js
+++ b/lib/chromiumBrowser.js
@@ -46,7 +46,7 @@ class ChromiumBrowser {
     try {
       return puppeteer.launch({
         args: launchArgs,
-        protocolTimeout: 120000,
+        protocolTimeout: 180000,
         defaultViewport: { width: 800, height: 600},
         executablePath: this.localExecutivePath,
         headless: 'new',
diff --git a/lib/func.js b/lib/func.js
index 2a94a77..4071271 100644
--- a/lib/func.js
+++ b/lib/func.js
@@ -17,15 +17,22 @@ const checkArgs = (obj, field, checkLength = false) => {
 }
 
 const updatePageViewport = async (page, job, maxPageHeight = null) => {
-  let scrollHeight = await page.evaluate(`(async () => {
+  let scrollHeight = await Promise.race([
+    page.evaluate(`(async () => {
         return document.documentElement.scrollHeight;
-    })()`)
+    })()`),
+    new Promise((_, rej) => setTimeout(() => rej(new Error('scrollHeight timeout')), 4000)),
+  ]).catch(() => 1000);
 
   if (maxPageHeight && scrollHeight > maxPageHeight) {
     scrollHeight = maxPageHeight
   }
 
-  await page.setViewport({ width: Number.parseInt(job.breakpoint), height: Number.parseInt(scrollHeight) })
+  await Promise.race([
+    page.setViewport({ width: Number.parseInt(job.breakpoint), height: Number.parseInt(scrollHeight) }),
+    new Promise((_, rej) => setTimeout(() => rej(new Error('setViewport timeout')), 4000)),
+  ]).catch(() => {});
+
   await new Promise(resolve => setTimeout(resolve, 1000));
   return scrollHeight
 }
@@ -122,32 +129,40 @@ module.exports = {
 
   addJsCode: async (page, job) => {
     if (!checkArgs(job, 'js_code', true)) {
-      return Promise.resolve()
+      return;
     }
 
     try {
-      await page.evaluate(job.args.js_code)
+      await Promise.race([
+        page.evaluate(job.args.js_code),
+        new Promise((_, rej) =>
+            setTimeout(() => rej(new Error('evaluate js_code timeout')), 5000)
+        ),
+      ]);
     } catch (e) {
-      logger.warn('Failed to evaluate page', { error: e, js_code: job.args.js_code })
+      logger.warn('Failed to evaluate page', { error: e, js_code: job.args.js_code });
     }
 
     await new Promise(resolve => setTimeout(resolve, 2000));
-    return page
+    return page;
   },
 
   addCssCode: async (page, job) => {
     if (!checkArgs(job, 'css_code', true)) {
-      return Promise.resolve()
+      return;
     }
 
     try {
-      await page.addStyleTag({ content: job.args.css_code })
+      await Promise.race([
+        page.addStyleTag({ content: job.args.css_code }),
+        new Promise((_, rej) => setTimeout(() => rej(logger.warn('addStyleTag timeout')), 4000)),
+      ]);
     } catch (e) {
-      logger.error('Failed to add style tag', { error: e, css_code: job.args.css_code })
+      logger.error('Failed to add style tag', { error: e, css_code: job.args.css_code });
     }
 
     await new Promise(resolve => setTimeout(resolve, 2000));
-    return page
+    return page;
   },
 
   addFixtures: async (page, job) => {
diff --git a/lib/funcPerform.js b/lib/funcPerform.js
index 0a7f486..c06730d 100644
--- a/lib/funcPerform.js
+++ b/lib/funcPerform.js
@@ -332,6 +332,7 @@ module.exports = {
       // Remove all browser Cookies.
       const client = await page.target().createCDPSession();
       await client.send('Network.clearBrowserCookies');
+      await client.send('Network.setBypassServiceWorker', { bypass: true })
       await new Promise(resolve => setTimeout(resolve, 1000));
 
       await func.setHeaders(page, jobItem)
@@ -499,17 +500,34 @@ module.exports = {
       await new Promise(resolve => setTimeout(resolve, 1000));
       logger.debug('page.goto done')
 
-      await page.evaluate(() => document.fonts.ready)
-      await page.waitForFunction(() => document.readyState === 'complete');
+      await Promise.race([
+        page.evaluate(() => Promise.race([
+          (document && document.fonts && document.fonts.ready) || Promise.resolve(),
+          new Promise(res => setTimeout(res, 4000)),
+        ])),
+        new Promise((_, rej) => setTimeout(() => rej(new Error('fonts.ready cap (6s)')), 6000)),
+      ]).catch(e => logger.warn('fonts.ready skipped', { error: String(e) }));
+
+      await page
+          .waitForFunction(() => document.readyState === 'complete', {
+            polling: 'mutation',
+            timeout: 6000,
+          })
+          .catch(() => logger.warn('readyState=complete timed out'));
       await new Promise(resolve => setTimeout(resolve, 1000));
 
       // @see https://github.com/ygerasimov/diffy-pm/issues/250 (wp-rocket fix)
-      await page.evaluate(() => {
-        try {
-          window.dispatchEvent(new Event('touchstart'));
-          window.document.dispatchEvent(new Event('touchstart'));
-        } catch (e) {}
-      });
+      await Promise.race([
+        page.evaluate(() => {
+          try {
+            window.dispatchEvent(new Event('touchstart'));
+            document.dispatchEvent(new Event('touchstart'));
+          } catch (e) {}
+        }),
+        new Promise((_, rej) =>
+            setTimeout(() => rej(new Error('touchstart poke timeout')), 3000)
+        ),
+      ]).catch(err => logger.warn('touchstart skipped', { error: String(err) }));
 
       await func.addCssCode(page, jobItem)
       logger.debug('addCssCode done')