1. Is your dongle recognized by your PC or Mac? Look for the dongle in the G or H drives of PCs in an Explorer window. For Macs, look in the Devices area of a Finder window and on the Desktop. Mouse over for screenshot. If it is not recognized, please click here.
   


2. Is your dongle detected by FlowJo? Mouse over for screenshot. If FlowJo detects a non-working dongle, a common error message on the License Information screen is "A black dongle with serial number .... has been detected but is not valid". Please include this number in the Notes field below.
   
   


3. Is your dongle named FJTHUMB? (case sensitive) Dongles must be named FJTHUMB to work. Rename if necessary. Mouse over for screenshot.
   


4. If your dongle is recognized by your computer, can you open the dongle and see a license.key file inside? Mouse over for screenshot. A license.key file is required for the dongle to work.
   


5. What is the 5 digit number written on your dongle's plastic key tab? This is the same as your Invoice Number, and will help speed any account related inquiries we might have to make.
   


6. Please provide your computer and operating system information, along with your FlowJo version number
   


7. Any addtional notes
   
   

to send to FlowJo's tech support. You will recieve an answer in 24 hours or less. Thank you for your patience.