*If Optimus is enabled, output is VGA only, otherwise HDMI works when NVIDIA GPU is disabled in BIOS. Touchpad shaky, use pcsc-tools for smartcards and enable NFC/RFID if needed. For advanced touchpad functionality see Touchpad SynapticsĮFISTUB bootmanager does not work for me, GRUB works. *Suspension on closing the lid not working right Poor thermal design (i7 i7-9850H CPU 2.60GHz)įingerprint Sensor not functioning, no drivers seem to exist ** Kernel panic on suspend solved with acpi_enforce_resources=lax i915.enable_dc=0īIOS may report incorrect RAM size, OK on UEFI. Random Screen flicker with i915 *ERROR* CPU pipe A FIFO underrun in kernel logs. *Fingerprint reader and Bluetooth cause system to hang on wake from sleep, need to add scripts to shutdown on sleep and restart on wake.įinger print reader: It works if it is used only in one operating system *Does not wake up after closing the screen lid.įingerprint reader works with proprietary driver. If the kernel panics during bootup replace the 'keyboard'-hook with the specific module. Rare issues with the monitor sometimes losing the video connection when switching users or logging out (on resolution changes). 65W of power, USB hub and Video delivered over USB-C work well. USB-C DisplayPort alt-mode tested with a Dell P2721Q monitor. ACPI battery is not detected on bootup and requires you to plug in and out the AC adapter. Volume up / down button needs some modifying to work all other buttons work with drivers that come with the kernel. * waking up from hibernation has issues with 5.18 or lowerįunction keys need to be manually assigned. Acer – Apple – ASUS – Dell – HP – IBM/Lenovo – MSI – Samsung – Sony – Toshiba – Other Alienware Model versionįn+Up/Down (LCD brightness control) is OS independent.įan control/monitoring is completely broken with i8kutils AUR

Dell latitude 7420 drivers