In this tutorial, I’ll show how to modify engine to be able to compile shaders manually. Users without high-end PC (like me) can find this mod really useful. Tested on UE4.11.2 and UE4.12.5. Goals are: Give user an option to compile automatically or by hand In manual option: Inform user that shaders are waiting to be compiled Add editor toolbar icon to start it manually Bind keyboard shortcut to it tl;dr version GithubFork: UE4.12.5 PullRequest: …