During installation, ensure you check the box for "VST 64-bit."

If you're looking for more information on Refx Nexus 2 or need help with the installation process, here are some additional resources:

Most modern music production software has dropped support for 32-bit plugins. If you have an older version of Nexus 2 (pre-v2.7), it likely only exists as a 32-bit file. When your DAW scans your plugin folder, it will ignore the 32-bit DLL because it cannot communicate with a 64-bit engine. To fix this, you generally have two paths:

The safest way to acquire the 64-bit DLL is through the official reFX update system. Downloading DLL files from random third-party sites is risky and often leads to malware or unstable plugin performance.

💡 If your DAW says the DLL is missing after a move, you likely forgot to move the "Nexus Content" folder. The DLL is just the brain; the Content folder is the body. They must be linked via the reFX tool.