Intel(R) USB 3.1 eXtensible Host Controller - is immediately waking from sleep

[ColinKin]

Solved - see my own reply!New desktop computer to me. Full reset done.Computer wakens ~15 seconds after Sleeppowercfg -lastwake confirms: Wake Source Count - 1 Wake Source [0] Type: Device Instance Path: PCI\VEN_8086&DEV_A36D&SUBSYS_50071458&REV_10\3&11583659&0&A0 Friendly Name: Intel(R) USB 3.1 eXtensible Host Controller - 1.10 (Microsoft) Description: USB xHCI Compliant Host Controller Manufacturer: Generic USB xHCI Host ControllerIn Device manager for this controller, power management tab has "allow this device to wake computer" is greyed out.HO

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