font awesome icon is not appearing in IE 11, but showing in other browsers

Question

I am new to font-awesome icons. I have one page in which there is a filter where user can search the data. I have added font awesome icon just before the search link (as per

Answer 1

IE has an issue with @font-faces being delivered with the HTTP-Header Pragma=no-cache. You can see it recorded on the issue tracker here

Unfortunately the issue is marked as not resolvable but there are some workarounds. The one that worked for me was using a servlet filter that avoids the Pragma header being set.

Other solutions that not worked for me:

Font-awesome disappears after refresh for all ie browsers ie11,ie10,ie9

Font awesome icons becomes invisible in IE after refresh