Es gibt eine neue BIOS Version für den XPS 15 9550 welche diese Probleme fixen sollen.
Dell XPS 15 9550 A10 System BIOS
XPS 15 9550 01.02.10 BIOS
Fehlerkorrekturen und Verbesserungen
1.Fixed Dell Thunderbolt Dock (TB15) device will lost after S3 resume
2.Fixed LCD flickering when in lowest brightness
3.Fixed After McAfee encrypted, the PCIE NVMe SSD \ SATA SSD can't boot to OS issue
4.Fixed Wake on WLAN takes a long time with Intel 1830/1820A Wireless card
5.Fixed USB audio/mouse may be lag while connected to Dell Thunderbolt Dock (TB15) and Dell Dock (WD15)
6.Support for Windows 10 Enterprise features
7.Fixed incorrect Thunderbolt security level reading from Driver
8.Fixed Touchpad may be lost after Dell Thunderbolt Dock (TB15) device connected
9. Add passthrough MAC address shows on BIOS Setup feature.
10.Fixed System will become shut-down with connected to Dell Thunderbolt Dock (TB15) after S4 Resume.
Version 01.02.10
Veröffentlichungsdatum:
05 Jul 2016