Model: ? ref: ? (UK, 14" screen). Keyboard shortcuts: BIOS = F2, boot selection = F12.

System Information
        Manufacturer: Dell Inc.
        Product Name: Latitude 5420

• CPU : Intel Core i5-1135G7
• RAM : 16 GB (8 GB slot + 8 GB built-in
• SSD : 256 GB (M2 NVME 2230, into a slot 2280)
• BIOS version : 1.51.0 (2025 ?)
• OS: Windows 11 Pro
• GPU : Intel Iris Xe Graphics
• Speakers : good quality

Test date: 31 march 2026, live USB key. Kernel version 6.8.0-90-generic. To be able to boot the USB key, I had to disable in the BIOS: secure boot.

NOK (Not OK) :

• Wi-Fi.
• Bluetooth.
• Fingerprint reader ('Impossible to enroll: GDBus.Error:net.reactivated.Fprint.Error.NoSuchDevice: No devices available'). To enable it, I tried from terminal 'sudo apt-get install fprintd libpam-fprintd' then 'fprintd-enroll'.

OK (tested) :

• FN keys : sound volume.
• FN keys : brightness.
• Port USB.
• Port Ethernet.
• Port microSD card.
• Screen resolution (1920x1080).
• Sound from speakers.
• Touchpad or Trackpad.
• Webcam.

Not tested :

• Port HDMI.
• Port USB Type C.
• Sleep/Resume mode.

Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 003 Device 003: ID 0bda:5549 Realtek Semiconductor Corp. Integrated_Webcam_HD
Bus 003 Device 004: ID 0a5c:5842 Broadcom Corp. 58200
Bus 003 Device 005: ID 8087:0026 Intel Corp. AX201 Bluetooth
Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub

00:00.0 Host bridge: Intel Corporation Tiger Lake-UP3/H35 4 cores Host Bridge/DRAM Registers (rev 01)
00:02.0 VGA compatible controller: Intel Corporation TigerLake-LP GT2 [Iris Xe Graphics] (rev 01)
00:04.0 Signal processing controller: Intel Corporation TigerLake-LP Dynamic Tuning Processor Participant (rev 01)
00:07.0 PCI bridge: Intel Corporation Tiger Lake-LP Thunderbolt 4 PCI Express Root Port #0 (rev 01)
00:07.1 PCI bridge: Intel Corporation Tiger Lake-LP Thunderbolt 4 PCI Express Root Port #1 (rev 01)
00:0d.0 USB controller: Intel Corporation Tiger Lake-LP Thunderbolt 4 USB Controller (rev 01)
00:0d.2 USB controller: Intel Corporation Tiger Lake-LP Thunderbolt 4 NHI #0 (rev 01)
00:12.0 Serial controller: Intel Corporation Tiger Lake-LP Integrated Sensor Hub (rev 20)
00:14.0 USB controller: Intel Corporation Tiger Lake-LP USB 3.2 Gen 2x1 xHCI Host Controller (rev 20)
00:14.2 RAM memory: Intel Corporation Tiger Lake-LP Shared SRAM (rev 20)
00:14.3 Network controller: Intel Corporation Wi-Fi 6 AX201 (rev 20)
00:15.0 Serial bus controller: Intel Corporation Tiger Lake-LP Serial IO I2C Controller #0 (rev 20)
00:15.1 Serial bus controller: Intel Corporation Tiger Lake-LP Serial IO I2C Controller #1 (rev 20)
00:16.0 Communication controller: Intel Corporation Tiger Lake-LP Management Engine Interface (rev 20)
00:1c.0 PCI bridge: Intel Corporation Tiger Lake-LP PCI Express Root Port #7 (rev 20)
00:1d.0 PCI bridge: Intel Corporation Tiger Lake-LP PCI Express Root Port #9 (rev 20)
00:1f.0 ISA bridge: Intel Corporation Tiger Lake-LP LPC Controller (rev 20)
00:1f.3 Audio device: Intel Corporation Tiger Lake-LP Smart Sound Technology Audio Controller (rev 20)
00:1f.4 SMBus: Intel Corporation Tiger Lake-LP SMBus Controller (rev 20)
00:1f.5 Serial bus controller: Intel Corporation Tiger Lake-LP SPI Controller (rev 20)
00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (13) I219-V (rev 20)
71:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS525A PCI Express Card Reader (rev 01)
72:00.0 Non-Volatile memory controller: Sandisk Corp IX SN530 NVMe SSD / microSD Express Card (DRAM-less) (rev 01)

00:00.0 Host bridge [0600]: Intel Corporation Tiger Lake-UP3/H35 4 cores Host Bridge/DRAM Registers [8086:9a14] (rev 01)
        Subsystem: Dell 11th Gen Core Processor Host Bridge/DRAM Registers [1028:0a20]
        Kernel modules: igen6_edac
00:02.0 VGA compatible controller [0300]: Intel Corporation TigerLake-LP GT2 [Iris Xe Graphics] [8086:9a49] (rev 01)
        Subsystem: Dell TigerLake-LP GT2 [Iris Xe Graphics] [1028:0a20]
        Kernel driver in use: i915
        Kernel modules: i915, xe
00:04.0 Signal processing controller [1180]: Intel Corporation TigerLake-LP Dynamic Tuning Processor Participant [8086:9a03] (rev 01)
        Subsystem: Dell TigerLake-LP Dynamic Tuning Processor Participant [1028:0a20]
        Kernel driver in use: proc_thermal
        Kernel modules: processor_thermal_device_pci_legacy
00:07.0 PCI bridge [0604]: Intel Corporation Tiger Lake-LP Thunderbolt 4 PCI Express Root Port #0 [8086:9a23] (rev 01)
        Subsystem: Dell Tiger Lake-LP Thunderbolt 4 PCI Express Root Port [1028:0a20]
        Kernel driver in use: pcieport
00:07.1 PCI bridge [0604]: Intel Corporation Tiger Lake-LP Thunderbolt 4 PCI Express Root Port #1 [8086:9a25] (rev 01)
        Subsystem: Dell Tiger Lake-LP Thunderbolt 4 PCI Express Root Port [1028:0a20]
        Kernel driver in use: pcieport
00:0d.0 USB controller [0c03]: Intel Corporation Tiger Lake-LP Thunderbolt 4 USB Controller [8086:9a13] (rev 01)
        Subsystem: Dell Tiger Lake-LP Thunderbolt 4 USB Controller [1028:0a20]
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci
00:0d.2 USB controller [0c03]: Intel Corporation Tiger Lake-LP Thunderbolt 4 NHI #0 [8086:9a1b] (rev 01)
        Subsystem: Dell Tiger Lake-LP Thunderbolt 4 NHI [1028:0a20]
        Kernel driver in use: thunderbolt
        Kernel modules: thunderbolt
00:12.0 Serial controller [0700]: Intel Corporation Tiger Lake-LP Integrated Sensor Hub [8086:a0fc] (rev 20)
        Subsystem: Dell Tiger Lake-LP Integrated Sensor Hub [1028:0a20]
        Kernel driver in use: intel_ish_ipc
        Kernel modules: intel_ish_ipc
00:14.0 USB controller [0c03]: Intel Corporation Tiger Lake-LP USB 3.2 Gen 2x1 xHCI Host Controller [8086:a0ed] (rev 20)
        Subsystem: Dell Tiger Lake-LP USB 3.2 Gen 2x1 xHCI Host Controller [1028:0a20]
        Kernel driver in use: xhci_hcd
        Kernel modules: xhci_pci
00:14.2 RAM memory [0500]: Intel Corporation Tiger Lake-LP Shared SRAM [8086:a0ef] (rev 20)
        Subsystem: Dell Tiger Lake-LP Shared SRAM [1028:0a20]
00:14.3 Network controller [0280]: Intel Corporation Wi-Fi 6 AX201 [8086:a0f0] (rev 20)
        Subsystem: Intel Corporation Wi-Fi 6 AX201 [8086:4070]
        Kernel modules: iwlwifi
00:15.0 Serial bus controller [0c80]: Intel Corporation Tiger Lake-LP Serial IO I2C Controller #0 [8086:a0e8] (rev 20)
        Subsystem: Dell Tiger Lake-LP Serial IO I2C Controller [1028:0a20]
        Kernel driver in use: intel-lpss
        Kernel modules: intel_lpss_pci
00:15.1 Serial bus controller [0c80]: Intel Corporation Tiger Lake-LP Serial IO I2C Controller #1 [8086:a0e9] (rev 20)
        Subsystem: Dell Tiger Lake-LP Serial IO I2C Controller [1028:0a20]
        Kernel driver in use: intel-lpss
        Kernel modules: intel_lpss_pci
00:16.0 Communication controller [0780]: Intel Corporation Tiger Lake-LP Management Engine Interface [8086:a0e0] (rev 20)
        Subsystem: Dell Tiger Lake-LP Management Engine Interface [1028:0a20]
        Kernel driver in use: mei_me
        Kernel modules: mei_me
00:1c.0 PCI bridge [0604]: Intel Corporation Tiger Lake-LP PCI Express Root Port #7 [8086:a0be] (rev 20)
        Subsystem: Dell Tiger Lake-LP PCI Express Root Port [1028:0a20]
        Kernel driver in use: pcieport
00:1d.0 PCI bridge [0604]: Intel Corporation Tiger Lake-LP PCI Express Root Port #9 [8086:a0b0] (rev 20)
        Subsystem: Dell Tiger Lake-LP PCI Express Root Port [1028:0a20]
        Kernel driver in use: pcieport
00:1f.0 ISA bridge [0601]: Intel Corporation Tiger Lake-LP LPC Controller [8086:a082] (rev 20)
        Subsystem: Dell Tiger Lake-LP LPC Controller [1028:0a20]
00:1f.3 Audio device [0403]: Intel Corporation Tiger Lake-LP Smart Sound Technology Audio Controller [8086:a0c8] (rev 20)
        Subsystem: Dell Tiger Lake-LP Smart Sound Technology Audio Controller [1028:0a20]
        Kernel driver in use: snd_hda_intel
        Kernel modules: snd_hda_intel, snd_sof_pci_intel_tgl
00:1f.4 SMBus [0c05]: Intel Corporation Tiger Lake-LP SMBus Controller [8086:a0a3] (rev 20)
        Subsystem: Dell Tiger Lake-LP SMBus Controller [1028:0a20]
        Kernel driver in use: i801_smbus
        Kernel modules: i2c_i801
00:1f.5 Serial bus controller [0c80]: Intel Corporation Tiger Lake-LP SPI Controller [8086:a0a4] (rev 20)
        Subsystem: Dell Tiger Lake-LP SPI Controller [1028:0a20]
        Kernel driver in use: intel-spi
        Kernel modules: spi_intel_pci
00:1f.6 Ethernet controller [0200]: Intel Corporation Ethernet Connection (13) I219-V [8086:15fc] (rev 20)
        Subsystem: Dell Ethernet Connection (13) I219-V [1028:0a20]
        Kernel driver in use: e1000e
        Kernel modules: e1000e
71:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS525A PCI Express Card Reader [10ec:525a] (rev 01)
        Subsystem: Dell RTS525A PCI Express Card Reader [1028:0a20]
        Kernel driver in use: rtsx_pci
        Kernel modules: rtsx_pci
72:00.0 Non-Volatile memory controller [0108]: Sandisk Corp IX SN530 NVMe SSD / microSD Express Card (DRAM-less) [15b7:5007] (rev 01)
        Subsystem: Sandisk Corp IX SN530 NVMe SSD (DRAM-less) [15b7:5007]
        Kernel driver in use: nvme
        Kernel modules: nvme

0000:00:00.0 Host bridge: Intel Corporation 11th Gen Core Processor Host Bridge/DRAM Registers (rev 01)
0000:00:02.0 VGA compatible controller: Intel Corporation TigerLake GT2 [Iris Xe Graphics] (rev 01)
0000:00:04.0 Signal processing controller: Intel Corporation Device 9a03 (rev 01)
0000:00:07.0 PCI bridge: Intel Corporation Tiger Lake-LP Thunderbolt 4 PCI Express Root Port #0 (rev 01)
0000:00:07.1 PCI bridge: Intel Corporation Tiger Lake-LP Thunderbolt 4 PCI Express Root Port #1 (rev 01)
0000:00:0d.0 USB controller: Intel Corporation Tiger Lake-LP Thunderbolt 4 USB Controller (rev 01)
0000:00:0d.2 USB controller: Intel Corporation Tiger Lake-LP Thunderbolt 4 NHI #0 (rev 01)
0000:00:0e.0 RAID bus controller: Intel Corporation Volume Management Device NVMe RAID Controller
0000:00:12.0 Serial controller: Intel Corporation Tiger Lake-LP Integrated Sensor Hub (rev 20)
0000:00:14.0 USB controller: Intel Corporation Tiger Lake-LP USB 3.2 Gen 2x1 xHCI Host Controller (rev 20)
0000:00:14.2 RAM memory: Intel Corporation Tiger Lake-LP Shared SRAM (rev 20)
0000:00:15.0 Serial bus controller [0c80]: Intel Corporation Tiger Lake-LP Serial IO I2C Controller #0 (rev 20)
0000:00:15.1 Serial bus controller [0c80]: Intel Corporation Tiger Lake-LP Serial IO I2C Controller #1 (rev 20)
0000:00:16.0 Communication controller: Intel Corporation Tiger Lake-LP Management Engine Interface (rev 20)
0000:00:1c.0 PCI bridge: Intel Corporation Tigerlake PCH-LP PCI Express Root Port #6 (rev 20)
0000:00:1c.6 PCI bridge: Intel Corporation Device a0be (rev 20)
0000:00:1d.0 System peripheral: Intel Corporation Device 09ab
0000:00:1f.0 ISA bridge: Intel Corporation Tiger Lake-LP LPC Controller (rev 20)
0000:00:1f.3 Audio device: Intel Corporation Tiger Lake-LP Smart Sound Technology Audio Controller (rev 20)
0000:00:1f.4 SMBus: Intel Corporation Tiger Lake-LP SMBus Controller (rev 20)
0000:00:1f.5 Serial bus controller [0c80]: Intel Corporation Tiger Lake-LP SPI Controller (rev 20)
0000:00:1f.6 Ethernet controller: Intel Corporation Ethernet Connection (13) I219-LM (rev 20)
0000:71:00.0 Network controller: Qualcomm Atheros QCA6174 802.11ac Wireless Network Adapter (rev 32)
0000:72:00.0 Unassigned class [ff00]: Realtek Semiconductor Co., Ltd. RTS525A PCI Express Card Reader (rev 01)
10000:e0:1d.0 PCI bridge: Intel Corporation Tiger Lake-LP PCI Express Root Port #9 (rev 20)
10000:e1:00.0 Non-Volatile memory controller: SK hynix Device 174a