Windows 7 Service Pack 1 Offline Installer 32 Bit Better — Official

Microsoft provides official SHA-1 checksums for the offline installer. You can verify the file hasn’t been tampered with. Online updates, while safe in theory, rely on live connections which can be intercepted or fail silently.

wusa.exe C:\install\windows6.1-kb976932-x86.msu /quiet /norestart windows 7 service pack 1 offline installer 32 bit better