[Kirill_S]

Может оно? Апдате БИОС?

https://www.dell.com/support/home/ru...driverid=p5hfd
Исправления и улучшения
Fixes:
- Fixed legacy E-dock behavior when power on system with LID close.
- Fixed Free Fall Sensor application shows disabled when both HDD and SSD attached.
- Fixed PXE boot issue in legacy mode via DA200
- Fixed "Clear TPM" Option may sometimes be greyed out in BIOS setup.
- Fixed "Enable Attempt Legacy Boot" item cannot be enabled in BIOS setup.
- Fixed detect incorrect memory size on Win7 x64 OS
- Fixed incorrect WWAN device status in BIOS setup menu.

Enhancements:
- Updated Intel Processor Micro code.
- Enhanced LAN supportability for Dell dock
- Updated Embedded Controller Engine Firmware.
- Reduced boot time at non Intel Management Engine supported environment.
- Improve Dell Dock and External USB setting behavior.