via Apps & Features → Visual Studio Installer → Modify → Repair .
To install without user interaction (using the offline layout): visual studio community edition offline installer
An offline installer allows you to install Visual Studio without an active internet connection. This is ideal for secure environments, limited bandwidth, or deploying across multiple machines. Why Use an Offline Installer? via Apps & Features → Visual Studio Installer
You will receive a file named something like vs_community.exe . Move this file to a clean directory, such as C:\VSLayout . 3. Create the Local Layout Why Use an Offline Installer
Customise your layout by appending --add [Workload_ID] to your command. Workload ID Description Microsoft.VisualStudio.Workload.ManagedDesktop .NET Desktop Development Microsoft.VisualStudio.Workload.NativeDesktop Desktop Development with C++ Microsoft.VisualStudio.Workload.NetWeb ASP.NET and Web Development Microsoft.VisualStudio.Workload.Azure Azure Development Microsoft.VisualStudio.Workload.NetCoreTools .NET Cross-Platform Development Microsoft.VisualStudio.Workload.Universal Universal Windows Platform (UWP) Step 3: Install Visual Studio from the Offline Layout