: Many "unblocked games" sites host HTML5 versions of the 2011 levels that run directly in your browser without a download.
: The 2011 version was designed for older monitors. If the game crashes on launch, try checking the "Run in 640 x 480 screen resolution" box in the compatibility settings. Play on PC via Modern Alternatives Download Angry Birds PC Game 2011
: Sites like MyAbandonware host titles that are no longer supported or sold by their developers. You can often find the .exe installers there. Quick Setup Guide : Many "unblocked games" sites host HTML5 versions