background_color: Specifies a background color to be used in some app contexts. The fields needed for A2HS are as follows: webmanifest extension is specified in the Media type registration section of the specification, but generally browsers will support manifests with other appropriate extensions, e.g.json. If you have Mobile Chrome available, the experience is slightly different upon loading our site, you'll see an install banner pop up asking whether you want to add this app to your Home screen. (Note: In Android 8 and higher, a system-level "Add to Home screen" permission dialog will be shown first.) Tapping this will show a confirmation banner - pressing the big + ADD TO HOME SCREEN button completes the action, adding the app to the Home screen. You'll see fox pictures, but more important, you'll see a "home" icon with a plus (+) icon inside it - this is the "Add to Home screen" icon displayed for any site that has the necessary features in place. If you have Firefox for Android available, use it to navigate to our demo at. The example displays a series of fox pictures. For more help, contact your administrator.We've written a very simple example web site ( see our demo live, and also see the source code) that doesn't do much, but was developed with the necessary code to allow it to be added to a Home screen, as well as a service worker to enable it to be used offline. Note: If you're using your Chromebook at work or school, you won't be able to change your proxy settings. Also, proxies that need to be authenticated don't work with Chromebooks. If you're not sure what settings to use, contact your network administrator. In the "Network" section, select the network you're using.Ĭhanging your proxy settings might break your connection to the web. If you see the message "Resolving proxy" or "ERR_PROXY_CONNECTION_FAILED" in your browser window, you can change your proxy settings. 
If the browser takes a long time to load a webpage or search, it might be using a web proxy.
Select a time range Cookies and other site data Clear data. Sometimes, a broken cookie file can cause errors. If you are, the webpage might be down.Ĭookies are files created by websites you've visited to store browsing information, such as your profile or preferences for the website. If you can't see the webpage on any computer, check if you're connected to the Internet. If you are, try to open the same webpage on another computer connected to the same network. 
Check the web address (URL) in the address bar to make sure you're going to the right webpage. If you see the message "ERR_NAME_NOT_RESOLVED" or "ERR_CONNECTION_REFUSED" in your browser window, try these steps: 
This message means Google Chrome couldn't find and load the webpage you're trying to visit.
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