Here are BIOS settings that are known to work on the Precision 7510, should be the same for 7710 as well.
General
. Boot Sequence:
* Boot List Option = UEFI (-> Boot Sequence list will be set accordingly)
. Adanced Boot Options:
* Enable Legacy Option ROMs = Off
System Configuration
. Integrated NIC = Enabled
. Parallel Port = Disabled
. Serial Port = Disabled
. SATA Operation = AHCI
. Drives:
* SATA-0/-3 = On
* M.2 PCie SSD-0 = On
. SMART Reporting:
* Enable SMART Reporting = On or Off
. USB Configuration:
* Enable USB Boot Support = On
* Enable External USB Port = On
. Dell Type-C Dock Configuration:
* Always Allow Dell Docks = On
. Thunderbolt Adapter Configuration:
* Enable Thunderbolt Technology Support = On
* Enable Thunderbolt Adapter Boot Support = Off
* Enable Thunderbolt Adapter Pre-boot Modules= Off
* Security level - No Security
. USB PowerShare:
* Enable USB PowerShare = Off
. Audio:
* Enable Audio = On
* Enable Microphone = On
* Enable Internal Speaker = On
. Keyboard Illumination:
* Any desired value
. Keyboard Backlight Timeout on AC:
* Any desired value
. Keyboard Backlight Timeout on Battery:
* Any desired value
. Unobtrusive Mode:
* Enable Unobtrusive Mode = Off
. Miscellaneous Devices:
* Enable Camera = On
* Enable Secure Digital (SD) card = On
* Enable Hard Drive Free Fall Protection = On
* Secure Digital (SD) Card Read-Only Mode = Off
Video
. LCD Brightness = Whatever settings you prefer
. Switchable Graphics
* Enable Switchable Graphics = On
* Enable Dock Display Port = On
* Discrete Graphics Controller Direct Output Mode = Off
Security
. Admin Password = Not set (or whatever)
. System Password = Not set (or whatever)
. Internal HDD-0 Password = Not Set (or whatever)
. Mini Card SSD-0 Password = Not Set (or whatever)
. Strong Password
* Enable Strong Password = Off
. Password Configuration = default settings
. Password Bypass = Disabled or Reboot Bypass
. Password Change
* Allow Non-admin Password Changes = on
. Non-Admin Setup Changes
* Allow Wireless Switch Changes = Off
. UEFI Capsule Firmware Updates
* Enable UEFI Capsule Firmware Updates = On
. TPM 2.0 Security
* TPM On = On
* Key Storage Enable = On
* Attestation Enable = On
* SHA-256 = On
* Enabled = On
. Computrace(R) = Deactivate
. CPU XD Support
* Enable CPU XD Support = On
. OROM Keyboard Access = Enable
. Admin Setup Lockout = Off
. Master Password Lockout = Off
. SMM Security Mitigation = Off
Secure Boot
. Secure Boot Enable = Disabled
. Expert Key Management:
* Enable Custom Mode = Off
* Custom Mode Key Management = PK
Intel Software Guard Extensions
. Intel SGX Enable = Disabled
. Enclave Memory Size = 128MB
Performance
. Multi Core Support = All
. Intel SpeedStep = Enabled
. C-States control = On
. Intel TurboBoost = Enabled
. HyperThread Control = Enabled
Power Management
. AC Behavior:
* Wake on AC = Off
. Auto On Time = Disabled
. USB Wake Support:
* Enable USB Wake Support = Off
* Wake on Dell USB-C Docks = Off
. Wireless Radio Control:
* Control WLAN radio = Off
* Control WWAN radio = Off
. Wake on LAN/WLAN = Disabled
. Block Sleep = Off
. Peak Shift = Off
. Dock Support on Battery = On or Off
. Advanced Battery Charge Configuration = Off
. Primary Battery Charge Configuration = Adaptative (or any other choice)
POST Behavior
. Adapter Warnings = Enabled
. Keypad (Embedded) = Fn Key Only
. Mouse/Touchpad = Touchpad/PS-2 Mouse
. Numlock Enable = Enabled
. Fn Key Emulation = Enabled
. Fn Lock Options:
* Fn Lock = On
* Lock Mode Disable/Standard = Off
* Lock Mode Enable/Secondary = On
. MEBx Hotkey = Enabled
. Fast Boot = Thorough
. Extend BIOS POST Time = 0 seconds (or any other choice)
. MAC address Pass-Through = Passthrough MAC Address
Virtualization Support
. Virtualization
* Enable Intel Virtualization Technology = On
. VT for Direct I/O = Off (otherwise use bootloader option dart=0)
. Trusted Execution = Off
Wireless
. Wireless Switch:
* WWAN = On
* WLAN = On
* GPS (on WWAN Module) = Off
* Bluetooth = On
. Wireless Device Enable:
* WWAN/GPS = On
* WLAN = On
* Bluetooth = On
Maintenance
. BIOS Downgrade:
* Allow BIOS Downgrade = On
. BIOS Recovery
* BIOS Recovery from Hard Drive = On