Search for "Microsoft Windows and Office ISO Download Tool" (or use a direct public domain script like techbench ). Download it from a reputable tech site like MajorGeeks or Softpedia.
Microsoft still hosts the official Windows 7 SP1 ISO files on their servers, but they hide the links. You can retrieve them using a free tool called the (by HeiDoc). This tool directly downloads the untouched, genuine ISOs from Microsoft servers. Windows 7 Iso File Download 32 64-bit All In One -BEST
: Method 2 – Build it yourself. It takes 15 minutes, ensures 100% authenticity, and gives you a clean, combined 32/64-bit AIO ISO that will work on any PC. Search for "Microsoft Windows and Office ISO Download