: To ensure "High Quality" and safety, always verify the SHA-1 hash of your downloaded ISO against official Microsoft documentation to confirm it hasn't been tampered with. 2. Download the "SP2" Convenience Rollup download - Microsoft Update Catalog

Microsoft never officially released a "Service Pack 2" for Windows 7. Instead, they released a (KB3125574) in 2016, which functions similarly by bundling nearly all updates released after Service Pack 1 into a single package.