You can manually edit the game.cfg and graphicsconfig.xml files to enable:
The "LEGO Universe Client 1.10 64 unpacked" refers to community-recompiled or unpacked versions of the original executable that have been flagged to run in 64-bit mode (or are custom builds derived from leaked dev sources). lego universe client 1.10 64 unpacked
Benefits of the 64-bit version:
However, you cannot simply flip a switch on a 32-bit .exe. The "64" in this search query implies that you are looking for a version where the core game logic has been recompiled or decompressed to run natively on modern x64 architectures. You can manually edit the game
While the unpacked client is fully functional, it has inherent limitations without a connected server. The "LEGO Universe Client 1