If you are using the XPS 13 L322x HD syste and booting with the EFI loader you may want to try setting your bios to these settings.
I booted into my XPS bios setup, navigated to the boot tab, and configure the setting as below;
Secure Boot: Disable Load Legacy Option Rom: Enabled Boot List Option: UEFI
If you are using the XPS 13 L322x HD syste and booting with the EFI loader you may want to try setting your bios to these settings.
I booted into my XPS bios setup, navigated to the boot tab, and configure the setting as below;
Secure Boot: Disable
Load Legacy Option Rom: Enabled
Boot List Option: UEFI