The device type field is the list that is set to Mobile by default.īack in the viewport, select the newly added device from the Dimensions list.Ĭlick More options > Show rulers to see rulers. The device pixel ratio, user agent string, and device type fields are optional. If you're adding your own, enter a name, width, and height for the device, then click Add. On the Settings > Devices tab, either choose a device from the list of supported ones or click Add custom device to add your own. In this example, DevTools shows the frame for the Nest Hub.Ĭlick the Device list and then select Edit. Just doesn't have art for that specific option. Note: If you don't see a device frame for a particular device, it probably means that DevTools When simulating the dimensions of a specific mobile device like a Nest Hub, select More options > Show device frame to show the physical device frame around the viewport. Note that the Rotate button disappears if your Device Toolbar is narrow. Rotate the viewport to landscape orientationĬlick Rotate to rotate the viewport to landscape orientation. To simulate the dimensions of a specific mobile device, select the device from the Dimensions list.įor more information, see Add a custom mobile device. Touch or click events when you interact with the page. Events fired refers to whether the page fires Of cursor you see when you hover over the page. Whether Chrome renders the page as a mobile or desktop viewport. The table below describes the differences between the options. If you can't see the list on the action bar at the top, select More options > Add device type. Use the Device Type list to simulate a mobile device or desktop device. In the action bar at the top of the viewport, select a DPR value from the new DPR drop-down menu. Chrome uses the DPR value when drawing on HiDPI (High Dots Per Inch) displays.Ĭlick More options > Add device pixel ratio. In other words, DPR tells Chrome how many screen pixels to use to draw a CSS pixel. DevTools opens the Sources panel at the corresponding line in the Editor.ĭevice pixel ratio (DPR) is the ratio between physical pixels on the hardware screen and logical (CSS) pixels. To find the corresponding declaration, right-click between breakpoints and select Reveal in source code. The orange bar with min-width breakpoints.Ĭlick between breakpoints to change the viewport's width so that the breakpoint gets triggered.The blue bar with max-width breakpoints.To show media query breakpoints above your viewport, click More options > Show media queries.ĭevTools now displays two additional bars above the viewport: In this example, the width is set to 480 and the height is set toĪlternatively, use the width presets bar to set the width with a click to one of the following: Responsive Viewport Modeĭrag the handles to resize the viewport to whatever dimensions you need. The UI that enables you to simulate a mobile viewport.īy default, the Device Toolbar opens in viewport with Dimensions set to Responsive. Use Remoteĭebugging to view, change, debug, and profile a page's code from your laptop or desktop while itĪctually runs on a mobile device. When in doubt, your best bet is to actually run your page on a mobile device. The architecture of mobile CPUs is very different than the architecture of laptop or desktop CPUs. There are some aspects of mobile devices that DevTools will never be able to simulate. The mobile user experience from your laptop or desktop. With Device Mode you don't actually run your code on a mobile device. Think of Device Mode as a first-order approximation of how your page looks and feels on a
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