Windows 7 waxaa haatan shirkada Microsoft ay soo saartay 22 Luulyo 2009, Barnaamij Cusub oo la yiraahdo Windows 7, iyadoo suuqyadana lagu sii daayay 22 Oktoobar 2009. Windows 7 waa nidaam farsameed oo kombuyuutar shaqsi ah kaas oo uu soo saaray Microsoft oo qayb ka ah qoyska Windows NT ee nidaamka hawlgalka. Waxaa loo sii daayey in la soo saaro July 22, 2009, waxaana guud ahaan la helaa 22-kii Bishii Oktoobar 2009, [7] in ka yar saddex sano ka dib markii la sii daayay ee loo yaqaan 'Windows Vista'. Windows 7 ee miiska serverka, Windows Server 2008 R2, ayaa la sii daayay. Windows 7 waxaa ugu horeysay loogu talagalay in lagu noqdo casriyeynta kordhinta Microsoft Windows, loogu talagalay in wax looga qabto saldhigga Windows Vista ee xasaasiga ah ee saboolka ah iyada oo la ilaalinayo qalabka iyo nadaamka software. Windows 7 ayaa sii wanaajisay horumarinta Windows Aero (adeegsiga user-ka ee lagu soo bandhigay Windows Vista) iyada oo lagu daro guddi-hawleed la casriyeeyay kaas oo u oggolaanaya codsiyada in loo "qadariyo", iyo hannaanka cusub ee maareynta suuqa.