diff --git a/app/boards/shields/sofle/Kconfig.defconfig b/app/boards/shields/sofle/Kconfig.defconfig
index 69dac3f2..a0029374 100644
--- a/app/boards/shields/sofle/Kconfig.defconfig
+++ b/app/boards/shields/sofle/Kconfig.defconfig
@@ -46,4 +46,76 @@ endchoice
 
 endif # LVGL
 
+if ZMK_RGB_UNDERGLOW
+
+# This default value cuts down on tons of excess .conf files, if you're using GPIO, manually disable this
+config SPI
+	default y
+
+config ZMK_RGB_UNDERGLOW_EXT_POWER
+	bool "RGB underglow toggling also controls external power"
+	default y
+
+config ZMK_RGB_UNDERGLOW_BRT_MIN
+	int "RGB underglow minimum brightness in percent"
+	range 0 100
+	default 0
+
+config ZMK_RGB_UNDERGLOW_BRT_MAX
+	int "RGB underglow maximum brightness in percent"
+	range ZMK_RGB_UNDERGLOW_BRT_MIN 100
+	default 100
+
+config ZMK_RGB_UNDERGLOW_HUE_STEP
+	int "RGB underglow hue step in degrees"
+	range 0 359
+	default 10
+
+config ZMK_RGB_UNDERGLOW_SAT_STEP
+	int "RGB underglow saturation step in percent"
+	range 0 100
+	default 10
+
+config ZMK_RGB_UNDERGLOW_BRT_STEP
+	int "RGB underglow brightness step in percent"
+	range 0 100
+	default 10
+
+config ZMK_RGB_UNDERGLOW_HUE_START
+	int "RGB underglow start hue value in degrees"
+	range 0 359
+	default 0
+
+config ZMK_RGB_UNDERGLOW_SAT_START
+	int "RGB underglow start saturations value in percent"
+	range 0 100
+	default 100
+
+config ZMK_RGB_UNDERGLOW_BRT_START
+	int "RGB underglow start brightness value in percent"
+	range ZMK_RGB_UNDERGLOW_BRT_MIN ZMK_RGB_UNDERGLOW_BRT_MAX
+	default ZMK_RGB_UNDERGLOW_BRT_MAX
+
+config ZMK_RGB_UNDERGLOW_SPD_START
+	int "RGB underglow start animation speed value"
+	range 1 5
+	default 3
+
+config ZMK_RGB_UNDERGLOW_EFF_START
+	int "RGB underglow start effect int value related to the effect enum list"
+	range 0 3
+	default 0
+
+config ZMK_RGB_UNDERGLOW_ON_START
+	bool "RGB underglow starts on by default"
+	default y
+
+config ZMK_RGB_UNDERGLOW_AUTO_OFF_IDLE
+	bool "Turn off RGB underglow when keyboard goes into idle state"
+
+config ZMK_RGB_UNDERGLOW_AUTO_OFF_USB
+	bool "Turn off RGB underglow when USB is disconnected"
+	depends on USB_DEVICE_STACK
+
+#ZMK_RGB_UNDERGLOW
 endif