Install 7-Zip or WinRAR, as many Sony drivers are compressed in .exe or .zip formats that require extraction.
Since official Sony direct downloads for Windows 7 have largely migrated to legacy archives, ensure you use trusted repositories (like the Sony Electronics Support Archive) or reliable driver backup databases. Avoid third-party executable downloader tools that promise "one-click fixes," as they often contain adware. Step 2: Set Up Windows 7 Service Pack 1 (SP1) sony vaio pcg 61313l drivers win7