Even if not prompted, a restart ensures that all updated DLLs are properly registered.

The phrase “download DirectX 11” is largely a myth for modern Windows. Focus on updating your GPU drivers and running the official DirectX End-User Runtime Web Installer only when legacy games demand missing DLLs. If your PC is from 2010 or later, you already have full DX11 hardware and software support.

Before searching for a manual download, check if your system already has it. Windows 10 and Windows 11 include DirectX by default. Which version of DirectX is on your PC? - Microsoft Support