diff --git a/arm/setup_arm.sh b/arm/setup_arm.sh
new file mode 100644
index 00000000..43494e1d
--- /dev/null
+++ b/arm/setup_arm.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+
+# Copyright (c) 2022 Alex313031.
+
+YEL='\033[1;33m' # Yellow
+RED='\033[1;31m' # Red
+GRE='\033[1;32m' # Green
+c0=$'\033[0m' # Reset Text
+bold=$'\033[1m' # Bold Text
+underline=$'\033[4m' # Underline Text
+
+# Error handling
+yell() { echo "$0: $*" >&2; }
+die() { yell "$*"; exit 111; }
+try() { "$@" || die "${RED}Failed $*"; }
+
+# --help
+displayHelp () {
+	printf "\n" &&
+	printf "${bold}${GRE}Script to copy Thorium ARM BUILD.gn file over the Chromium source tree.${c0}\n" &&
+	printf "\n"
+}
+
+case $1 in
+	--help) displayHelp; exit 0;;
+esac
+
+printf "\n" &&
+printf "${YEL}Creating build output directory...\n" &&
+tput sgr0 &&
+
+mkdir -v -p $HOME/chromium/src/out/thorium/ &&
+printf "\n" &&
+
+printf "${YEL}Copying BUILD.gn...\n" &&
+tput sgr0 &&
+
+cp -r -v ./config/* $HOME/chromium/src/build/config/ &&
+
+printf "${GRE}Done!\n" &&
+printf "\n" &&
+
+printf "${GRE}Enjoy Thorium on ARM!\n" &&
+printf "\n" &&
+tput sgr0 &&
+
+cd ~/chromium/src &&
+
+exit 0