Is your laptop very old with usb 2.0 only?   My desktop is very old with usb 2.0 ports. Jot works fine with the desktop   My laptops got usb 3.0 (xHCI) and that might be the cause of Jot not working properly

  Here's my screenshot. I think it's properly installed. Tried to disable the other playback devices and microphone, doesn't fix the low volume issue

Yes, Jot is set as default playback device

  Yes, all volume are set to 100%. I just tried connecting jotunheim to a laptop with a 3.5mm to RCA cable. Laptop -> onboard soundcard -> jotunheim -> headphone Headphone is loud and sound. So i believe the problem is on the DAC unit or usb power/signal

Jotunheim with DAC unit doesn't work on my laptops (2 Dell, 1 Asus). Installed Schiit_USB_1_03 driver on Windows 10. I have checked and tried ALL the volume setting, disable enhancement, etc. The headphone volume output is just way too low to hear anything even in a quiet room. If the laptop...