Please try to config USB speed, first please upgrade to the least FW then: Hotkey + f11 + f\l +enter ("f" is Full speed,"l" is low speed)for the port you want to config.
Hotkey + f11 + fa\la +enter ("f" is Full speed,"l" is low speed)for all ports. "Single beep" means LOW SPEED ,"Double beep" means FULL SPEED.
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