zip file and click on “Extract to ” (To do this you must have 7-Zip, which you can get here). Now let the download begin and wait for it to finish.

Wait 5 seconds and click on the blue ‘download now’ button.Click the Download button below and you should be redirected to UploadHaven.How to Download & Install Half-life: Opposing Force Named ‘Game of the Year’ by the Academy of Interactive Arts and Sciences. Meet fierce alien opponents, and experiment with new weaponry. Experience an entirely new episode of single player action. Return to the Black Mesa Research Facility as one of the military specialists assigned to eliminate Gordon Freeman.