With the online installer, workloads change over time (Microsoft adds new SDKs, removes old ones). With an ISO created on a specific date, every developer on your team gets the exact same bits. No more "works on my machine" because Bob got a newer .NET patch.
Reinstalling Windows? The online installer will take 45+ minutes to re-download everything. The ISO installs from local storage in roughly 10-15 minutes (on an SSD). The Bad (The reality check) 1. The Download Process is Confusing Microsoft does not give you a simple "Download ISO" button. You must use the command line. For example: vs_community.exe --layout "D:\VS2022_Offline" --add Microsoft.VisualStudio.Workload.ManagedDesktop --includeRecommended If you forget the --lang en-US flag, you might accidentally download 15 languages. This is not beginner-friendly. visual studio 2022 community offline installer iso
Because it's offline, you won't get security patches or new feature updates. You either live with an outdated ISO or you manually generate a new layout every month (which means re-downloading 40GB again). With the online installer, workloads change over time
When generating your ISO, only include the workloads you actually need (e.g., just ".NET desktop development") to shrink the size from 40GB down to ~12GB. Use the --add flag wisely. Reinstalling Windows