Override and mock network responses #DevToolsTips

Test UI changes and production fixes with the powerful network response overrides in Chrome DevTools. Mock response headers, files, API requests, and more with ease! Chapters: 0:00 - Intro 0:40 - Mock API to test production fixes 1:30 - Setup overrides folder 1:41 - Prototype new UI design 2:13 - Sync and edit overridden files anywhere 2:30 - Testing performance fixes - CLS 3:20 - Overrides doesn’t work in Elements panel 3:40 - Tip: Search panel 4:33 - Redirect overrides dialog 4:54 - Override JavaScript, CSS or other files 5:06 - Override HTTP response headers 6:22 - Auto disable cache when there are overrides 6:40 - Filter overridden response Resources: Override web content and HTTP response headers locally → http://goo.gle/devtools-overrides Cumulative Layout Shift (CLS) → https://goo.gle/3Jrjbim 3 insightful community blog posts: Optimize Page Speed with Overrides → https://goo.gle/448cZWa Run Core Web Vitals Experiments with Overrides → https://goo.gle/3U1AGdS Making images lazy-load with Overrides → https://goo.gle/44a3fKY Watch more DevTools Tips → https://goo.gle/DevToolsTips Subscribe to Chrome for Developers → https://goo.gle/ChromeDevs Questions? Tweet to us: Jecelyn Yeen → https://goo.gle/jecfish Chrome DevTools → https://goo.gle/chromedevtools Watch more DevTools Tips → https://goo.gle/DevToolsTips #ChromeForDevelopers #Chrome Speaker: Jecelyn Yeen Products Mentioned: Chrome - General