Dell has not eliminated the DPC latency issues that have been affecting the XPS 15 9570 - NotebookCheck.net News
![DPC Latency problem (Storport.sys, nvlddmkm.sys, dxgkrnl.sys, etc.) Solved - Page 3 - Windows 10 Forums DPC Latency problem (Storport.sys, nvlddmkm.sys, dxgkrnl.sys, etc.) Solved - Page 3 - Windows 10 Forums](https://www.tenforums.com/attachments/performance-maintenance/309849d1607528568t-dpc-latency-problem-storport-sys-nvlddmkm-sys-dxgkrnl-sys-etc-1.png)
DPC Latency problem (Storport.sys, nvlddmkm.sys, dxgkrnl.sys, etc.) Solved - Page 3 - Windows 10 Forums
Pete Brown @ Microsoft::Windows on Twitter: "The Windows 10 1903 DPC latency spike issue (causing audio glitches on some PCs) is fixed in KB4505903. You should see that come through Windows Update
Dell has not eliminated the DPC latency issues that have been affecting the XPS 15 9570 - NotebookCheck.net News
![Legion-Y530-i7-8750-HIGH-acpi-sys-latency-mine-as-very-high-is-there-a-fix - English Community - LENOVO COMMUNITY Legion-Y530-i7-8750-HIGH-acpi-sys-latency-mine-as-very-high-is-there-a-fix - English Community - LENOVO COMMUNITY](https://forumscdn.lenovo.com/old_attach/171269i6ECF08DCFAD31EFC.png)