USB issues on AMD 500 series motherboards

USB issues on AMD 500 series motherboards

USB ports Malfunctions once in a while.

AMD announces issue with 500 series motherboards.

Articles related on this issue:

https://www.techradar.com/news/amd-finally-fixes-usb-bugs-with-ryzen-cpus-but-patch-wont-roll-out-for-a-while-yet

https://www.techradar.com/news/amd-addresses-connection-issues-plaguing-users-of-500-series-motherboards


You need to go to the BIOS to do this.

- Set PCIe x16 slot to Gen 3


- make sure Above 4G Decoding is disabled

- Disable resize BAR


- Finally, disable Global C-State Control under Peripherals->CPU Common Options

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That should make USB devices (Onboard Bluetooth is on the USB controller) more stable.

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