Visual Studio 2015 Update 3 Offline Installer Portable · Full Version

: In the download options, change the format from "EXE" to "DVD" to get the .iso file.

If the offline machine has been offline for a long time, it might reject the installation because the digital signatures of the files are newer than the machine's Trust Root Certificates. visual studio 2015 update 3 offline installer

Between 4 GB (minimal) and 24 GB (full). This is why an offline installer is necessary; downloading 24 GB through a web installer prone to timeouts is torture. : In the download options, change the format