: If you connect to Team Foundation Server, use the KB2662296 Compatibility Patch .
: The most reliable "offline" source is the full Service Pack 1 DVD image. Once downloaded, you can mount the ISO or burn it to a disc to access all necessary installer files without a connection. Third-Party Archives : Community-maintained sites like the Internet Archive vs10sp1-x86.msi offline download
: The most secure way to obtain the official offline ISO/DVD is through My.VisualStudio.com. This requires a free Dev Essentials or paid Visual Studio subscription. : If you connect to Team Foundation Server,
Obtaining an offline installer for (often referred to by the internal filename vs10sp1-x86.msi ) has become difficult since Microsoft retired direct public links for older software. Official Download Methods vs10sp1-x86.msi offline download