Nowadays many chrome users facing a error ERR_SPDY_PROTOCOL_ERROR starting with This webpage is not available. It’s a browser specific error which affects only chrome.
SPDY PROTOCOL:- SPDY (pronounced speedy) is an open networking protocol developed primarily at Google for transporting web content. SPDY manipulates HTTP traffic, with particular goals of reducing web page load latency and improving web security. – wiki
Solution:- You can resolve this error by fixing SPDY sockets. It’s not a big error as we think just follow the below steps to solve the error..
This is the method which works for most of the users experienced the error. In this method we will flush the spdy sockets to get back chrome to work.
Step 01- Open chrome and paste the following url in the address bar and hit the enter
Step 02- Now navigate to the top right corner and click the thin narrow icon. A new dropdown menu will open and now hit FLUSH SOCKETS
If the above method doesn’t work for you, then you might be required to clear cache and cookies of your chrome browser. You can delete it by open chrome and press Ctrl+Shift+Del.
That’s all… I hope this post help you to rid off from the problem. Lemme know if you know another workaround and I’ll be happy to include that in here.