Prerequisite
You need the Engine built from source.
You can not do this with the Launcher version engine.
- https://docs.unrealengine.com/4.26/en-US/ProgrammingAndScripting/ProgrammingWithCPP/DownloadingSourceCode/
- https://docs.unrealengine.com/4.26/en-US/ProductionPipelines/DevelopmentSetup/BuildingUnrealEngine/
To make -waitforattach option available in shipping build
Ref: https://unrealcommunity.wiki/debugging-a-packaged-build-o9c2ta8f
You have to commentate these preprocesser directives like below:
(Please ignore very long comment of mine, in the end of line.)
Engine/Source/Runtime/Core/Public/Windows/WindowsPlatformMisc.h
Engine/Source/Runtime/Core/Public/GenericPlatform/GenericPlatformMisc.h
Engine/Source/Runtime/Core/Private/Windows/WindowsPlatformMisc.cpp
Engine/Source/Runtime/Launch/Private/Launch.cpp
Bonus: To make log available in shipping build
Ref: https://forums.unrealengine.com/t/how-to-log-in-shipping-build-win/349171/26
Engine/Source/Runtime/Core/Public/Misc/Build.h
In addition, You have to add “bUseloggingInShipping = true;” into target cs file like this:
Hyaline 