How to activate and process
1,  Login Origin official website with your registered account and password
2,  Click My Game Library in the menu
3,  Click ADD A GAME on top right corner
4,  Fill the code and follw the steps to activate the game

From the Best Selling Real- Time Strategy franchise of all time, rediscover the groundbreaking, action-packed strategy game-play that changed PC gaming forever with Command & Conquer The Ultimate Collection. Fight as the Global Defense Initiative or the Brotherhood of Nod as they clash over the rare mineral Tiberium in the classic original series.

Challenge the red menace in an alternate universe in Red Alert, then step into the near future with Generals as China and the United States battle the Global Liberation Army, a terrorist organization hell-bent on bringing the world to its knees! Rule all three Command & Conquer universes and more with this incredible value – including 17 games and more!

This amazing collection includes 17 Command & Conquer titles, via digital download:

Command & Conquer
Command & Conquer The Covert Operations
Command & Conquer Red Alert
Command & Conquer Red Alert Counterstrike
Command & Conquer Red Alert The Aftermath
Command & Conquer Tiberian Sun
Command & Conquer Tiberian Sun Firestorm
Command & Conquer Red Alert 2
Command & Conquer Red Alert Yuri's Revenge
Command & Conquer Renegade
Command & Conquer Generals
Command & Conquer Generals Zero Hour
Command & Conquer 3 Tiberium Wars
Command & Conquer 3 Kane’s Wrath
Command & Conquer Red Alert 3
Command & Conquer Red Alert 3 Uprising
Command & Conquer 4 Tiberian Twilight