# FastCOLOUR with white: overwrite white DLL

- Source-Date (SAST): 2023-09-30 13:12
- Dest: both
- Review-after: 2027-02-28
- Status: current

## Facts

- FastCOLOUR jobs **with white** need the alignment-tool DLL that supports white.
- Install by overwriting the existing DLL file (do not leave the non-white DLL in place).
- Support later referred to this as the IRO driver path for FastCOLOUR with white.