If you are looking for a complete, fully playable RTS experience today, the best route is downloading the original games (now abandoned by EA) and applying community expansion patches that practically turn them into a third game. The Age of the Ring Mod
That would cover:
These launchers download the base games and apply modern widescreen and Windows 11 compatibility patches automatically. ⚠️ Safe Downloading Tips for LOTR RTS Games If you are looking for a complete, fully