diff --git a/local/recipes/system/redbear-quirks/source/quirks.d/50-system.toml b/local/recipes/system/redbear-quirks/source/quirks.d/50-system.toml
index 831c0905c6..e539373fd6 100644
--- a/local/recipes/system/redbear-quirks/source/quirks.d/50-system.toml
+++ b/local/recipes/system/redbear-quirks/source/quirks.d/50-system.toml
@@ -103,3 +103,26 @@ match.product_name = "17U70P"
 [[dmi_system_quirk]]
 flags = ["kbd_deactivate_fixup"]
 match.sys_vendor = "LG Electronics"
+
+# Dell: same i8042 keyboard IRQ + atkbd quirks (Linux
+# drivers/platform/x86/dell/dell-laptop.c and atkbd.c
+# cover the full Dell lineup). Modern Standby on
+# Dell XPS 13 Plus / Latitude 7440 / Inspiron 14 Plus.
+# Hardware-agnostic: applies to all Dell Inc systems.
+[[dmi_system_quirk]]
+flags = ["kbd_deactivate_fixup", "acpi_irq1_skip_override"]
+match.sys_vendor = "Dell Inc."
+
+# HP: same i8042 / atkbd quirks. Modern Standby on
+# HP Spectre x360 14 / EliteBook 840 G10 / Pavilion Aero 13.
+# Hardware-agnostic: applies to all HP systems.
+[[dmi_system_quirk]]
+flags = ["kbd_deactivate_fixup", "acpi_irq1_skip_override"]
+match.sys_vendor = "HP"
+
+# Lenovo: same i8042 / atkbd quirks. Modern Standby on
+# ThinkPad X1 Carbon Gen 12 / Yoga Slim 7 / IdeaPad Slim 7i.
+# Hardware-agnostic: applies to all Lenovo systems.
+[[dmi_system_quirk]]
+flags = ["kbd_deactivate_fixup", "acpi_irq1_skip_override"]
+match.sys_vendor = "LENOVO"