Touchpad behavior after connecting a USB device

[Hamid Rostami1]

I'm experiencing a very odd problem with my Dell laptop's touchpad.The touchpad works good when no USB devices are connected. I actually prefer disable acceleration setting, but once I connect one of my USB devices listed below, the touchpad behavior changes. I can feel that acceleration gets activated (I think it's called "Enhance pointer precision" in Windows parameters) and also pointer speed changes. My USB devices:* A USB-to-Ethernet adapter (from amazon basics)* A USB-to-Serial converter (from FTDI)* A XDS110 debug probe (from Texas Instrument)I need to mention that there are two USB hub

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