Editing Civilization IV (section)

===Release===
''Civilization IV'' was published for the [[Microsoft Windows|Windows]] and [[Mac OS X]] platforms. [[Aspyr]] released the Mac OS X version on June 26, 2006,<ref>{{Cite web |date=2006-06-26 |title=(BW) Aspyr Media, Inc. Ships Sid Meier's Civilization(R) IV for Intel and PowerPC Macintosh |url=https://www.chron.com/news/article/BW-Aspyr-Media-Inc-Ships-Sid-Meier-s-1894005.php |access-date=2023-04-04 |website=Chron |language=en-US}}</ref> and a Mac digital version was released January 2010 on gameagent.com.<ref name="gameagent">{{cite web |url=http://www.gameagent.com/store/aspyr/en_US/DisplayProductDetailsPage/productID.169534700 |title=Product Information: Sid Meier's Civilization® IV (Mac Download) |author=Digital River, Inc. |author-link=Digital River |website=[[Aspyr]] Media, Inc. |publisher=[[Aspyr]]'s [[GameAgent]] |archive-url=https://web.archive.org/web/20101225042024/http://www.gameagent.com/store/aspyr/en_US/DisplayProductDetailsPage/productID.169534700 |archive-date=25 December 2010 |url-status=dead |access-date=18 June 2012}}</ref> Users who quickly purchased the game after initial release reported having problems playing the game on particular sets of [[Device driver|video drivers]], which were later resolved by a Firaxis [[Patch (computing)|patch]], according to GameSpy.<ref name="gamespy"/> By the end of March 2008, the game sold over three million units.<ref name="take2">{{cite web |url=http://taketwovalue.com/documents/TTWO_Value.pdf#page=16 |title=Take-Two Interactive Software, Inc. Recommendation of the Board of Directors to Reject Electronic Arts Inc.'s Tender Offer March 2008 |date=26 March 2008 |publisher=[[Take-Two Interactive]] |page=16|format=PDF |archive-url=https://web.archive.org/web/20080910230229/http://taketwovalue.com/documents/TTWO_Value.pdf#page=16 |archive-date=10 September 2008 |url-status=dead}}</ref> Firaxis Games has also published two [[expansion pack]]s for ''Civilization IV'', entitled ''[[Civilization IV: Warlords]]'' and ''[[Civilization IV: Beyond the Sword]]''. A remake of the original 1994 ''[[Sid Meier's Colonization]]'', rebuilt with ''Civilization IV'''s game engine and titled ''[[Civilization IV: Colonization]]'', was released for Mac and PC as a standalone game and later bundled with the two expansions as ''Civilization IV: The Complete Edition''.<ref name="gameguruce">{{cite web |url=http://www.gameguru.in/strategy/2009/14/sid-meiers-civilization-iv-the-complete-edition-available-across-north-america/ |title=Sid Meier's Civilization IV: The Complete Edition available across North America |last=Pandey |first=Rohan |date=14 May 2009 |series=Strategy |publisher=GameGuru |access-date=24 December 2010}}</ref>