: You can find the standalone executable at the Microsoft Update Catalog. This link provides the vs10sp1_x86.exe file, which is the service pack update.
I cannot directly provide a download link for vs10sp1-x86.msi (Visual Studio 2010 Service Pack 1), as Microsoft no longer hosts this specific offline installer on public, unauthenticated servers. However, I can give you the to obtain a genuine, complete offline installation package. vs10sp1-x86.msi offline download