Update on my FLEX 4K not recording....
The HD I attached to my FLEX 4K is a WD Elements 6TB drive with its own power supply. I removed it and attached it to my work PC to see if it was recognizable....and it was. I have since plugged it back in to the FLEX 4K, but it is still not picking it up. When ...

I just purchased m 1st HDHomerun FLEX and a WD Elements 6TB hard drive. The HDHomerun is working & recording to its onboard storage, but does not recognize the attached hard drive. What do I need to do for it to find the hard drive & record to it?