Notably, these suggested fixes mirror some of the crowd-sourced suggestions we've seen in enthusiast circles. The most interesting bits cover the two suggested workarounds. Most of the advice follows good common-sense troubleshooting tips, like making sure you've installed the latest BIOS, chipset driver, and version of Windows 10.
Please refer to the motherboard user manual if more information is needed." If you continue to experience USB connectivity problems after following the suggestions above, you may consider using either of the following workaround:ġ.) Set PCIe mode from Gen4/Auto to Gen 3 in the BIOS
Latest Ryzen chipset driver version is 2.13.27.501 (opens in new tab) and can be download here (opens in new tab). For information on updating Windows 10, please refer to Microsoft article: Update Windows 10 (opens in new tab)ģ.) Ensure that the Ryzen chipset driver from AMD is installed and up to date. Check your motherboard manufacturer’s website for BIOS update and download instructions.Ģ.) Check if your Windows 10 is on the latest build and fully up to date.
"Based on user feedback we have received the suggestions below could improve or resolve general USB device stuttering issues.ġ.) Verify that your motherboard is updated to the latest BIOS version and configured using optimized/factory default settings. Here's the short version of the advice, with emphasis added to the most relevant bits: However, it appears the company is getting closer to the root of the matter. The advice comes as just that, advice, and it doesn't appear that these steps are guaranteed to resolve the issue for all users. The enthusiast community has been hard at work exploring several different workarounds that appear to improve the situation, and AMD's tech support has emailed an impacted user outlining its suggestions (which were then posted to Reddit).ĪMD has since confirmed to us that this is its current guidance on the matter. The complaints encompass several different types of USB devices, including unresponsive external capture devices, momentary keyboard connection drops, slow mouse responses, issues with VR headsets, external storage devices, and USB-connected CPU coolers. The issues seem confined to Ryzen 30 series CPUs in 500- and 400-series motherboards (i.e., X570, X470, B550, and B450) and consist of random dropouts for USB-connected devices. AMD has not yet produced a full fix for the issue, but in the interim, its tech support has now issued its first official advice on steps that might help resolve the situation. News of intermittent USB connectivity issues on AMD Ryzen systems broke a few weeks ago, and the company has since announced that it is investigating the widespread reports to identify the root cause.
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