How to disable SPDY protocol support in browsers
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How to disable SPDY protocol support in browsers


Article ID: 166364


Updated On:


ProxySG Software - SGOS


Major browsers that support SPDY are Internet Explorer (version 11), FireFox and Chrome. Because the ProxySG appliance doe not support SPDY, Blue Coat Support might request that you disable SPDY support for faster browsing. Use the following instructions to disable SPDY in your respective browser.

Internet Explorer 11

In the browser, select Tools > Internet Options > Advanced > HTTP Settings and clear the Use SPDY/3 option.


In the browser, enter about:config in the address bar and press Enter. Confirm the security warning. Type network.http.spdy.enabled in the Search field. For all the entries, set the Value to false.


Use a switch to disable SPDY for Chrome. Edit the shortcut for Chrome and add the following switch at the end of the Target path:


For example, if Chrome's default shortcut link is pointing to "C:\Program Files\Google\Chrome\Application\chrome.exe", change it to "C:\Program Files\Google\Chrome\Application\chrome.exe" –use-spdy=off.