Windows 7 Service Pack 3 Download 64-bit ((exclusive)) -

There is no official Service Pack 3 (SP3) for Windows 7 . Microsoft only released one official service pack, Service Pack 1 (SP1)

  • Right-click “Computer” > Properties.
  • Look for “Windows 7 Service Pack 1” and “64-bit Operating System.”

Here's a step-by-step guide to download and install Windows 7 Service Pack 3 on a 64-bit system: windows 7 service pack 3 download 64-bit

  • Go to the official Microsoft Update Catalog: catalog.update.microsoft.com
  • Search for “KB3125574”
  • Look for the entry: “2016-05 Security Monthly Quality Rollup for Windows 7 for x64-based Systems” OR specifically “Convenience Rollup for Windows 7 SP1 (KB3125574)”
  • Download the .msu file (~500 MB).