Microsoft has finally released the update packages of Windows Server 2008 R2 and Windows 7 SP1 and for public download. This update is named as KB976932. In this post, you can find the direct download link for Windows 7 SP1.
Users can just enable Automatic Updates, and then the PC will be automatically updated to the latest version of Service pack 1. Or you can also download this SP1 from Microsoft Download Center to update manually.
Go ahead and update your Windows, click on download links below. You will need to download this SP1 by selecting if you have 32 Bit Windows or 64 Bit.
All-in-One (AIO x86, x64 and IA64): 7601.17514.101119-1850_Update_Sp_Wave1-GRMSP1.1_DVD.iso
This DVD ISO image contains all standalone update packages for all system architecture.
So keep your PC updated by downloading this SP1. Its always recommended to enable Automatic Updates in Windows.