ColorMunki Display software is not 64 bit compatible. However, the latest version of i1Studio software now supports the ColorMunki Display device and provides 64 bit compatibility. You can download this software at no charge. To uninstall ColorMunki Display and then install i1Studio on Windows, please do the following: 

1. Close all programs and unplug the ColorMunki Display device
2. Go to Control Panel > Programs & Features and then uninstall “X-Rite Device Services” and “ColorMunki Display”. 
3. Reboot the PC
4. Open Windows File Explorer”.  Navigate to C:\Program Files (x86)\X-Rite.  Delete the “ColorMunki Display” and “Devices” folders.  If these are the only two folders in the “X-Rite” folder, go ahead and delete the entire “X-Rite” folder.
5. Navigate to C:\ProgramData\X-Rite**.  Delete the “ColorMunki Display” and “Devices” folders.  If these are the only two folders in the “X-Rite” folder, go ahead and delete the entire “X-Rite” folder.
6. Navigate to C:\Users\<user name>\AppData\Roaming\X-Rite**.  Delete the “ColorMunki Display” and “Devices” folders.  If these are the only two folders in the “X-Rite” folder, go ahead and delete the entire “X-Rite” folder.

**ProgramData is a hidden folder by default.  To show the folder, go to Control Panel > Folder Options (File Explorer Options in Windows 10) and select the “View” tab.  Make sure to select the “Show hidden files and folders” option and then click “Apply” to save the setting.  You will need to close and reopen Windows Explorer (File Explorer in Windows 10) to see the ProgramData folder.

Restart the computer and then download and install i1Studio 1.5.0 from the following link:

https://www.xritephoto.com/ph_product_overview.aspx?ID=2458&Action=Support&SoftwareID=2095

Restart the computer, plug in the ColorMunki device, and open i1Studio 1.5.0 to test.