diff --git a/replace.sh b/replace.sh
new file mode 100644
index 0000000..0eacbfb
--- /dev/null
+++ b/replace.sh
@@ -0,0 +1,97 @@
+#!/bin/bash
+
+set -euo pipefail
+
+echo "This is a really simple script that helps you move all config files into place."
+echo "So you don't need to replace them one by one."
+
+echo "Do you wish to continue?[y/N]"
+
+while true; do
+  read -r yn2 || yn2=""
+  yn2=${yn2:-n}
+  case "$yn2" in
+  [Yy])
+    echo "Lets GO!"
+    break
+    ;;
+  [Nn])
+    echo "Aborting.."
+    exit 0
+    ;;
+  *)
+    echo "Input y/n (default=n)"
+    ;;
+  esac
+done
+
+script_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd)"
+
+echo "Setting up SDDM Theme..."
+bash -c "$(curl -fsSL https://raw.githubusercontent.com/keyitdev/sddm-astronaut-theme/master/setup.sh)" || echo "SDDM theme setup failed, skipped."
+
+mkdir -p ~/.config
+shopt -s nullglob dotglob
+
+[ -d "$src" ] || {
+  echo "ERROR: $src not found"
+  exit 1
+}
+src="$script_dir/.configs"
+dst="$HOME/.config"
+ts="$(date +%Y%m%d-%H%M%S)"
+
+mkdir -p "$dst"
+
+# 遍历 .configs 下的顶层内容（目录/文件）
+for p in "$src"/*; do
+  [ -e "$p" ] || continue
+  name="$(basename "$p")"
+  target="$dst/$name"
+
+  if [ -d "$target" ]; then
+    bak="${target}.bak-${ts}"
+    # 极小概率同名（例如同一秒多次运行），就追加序号
+    i=1
+    while [ -e "$bak" ]; do
+      bak="${target}.bak-${ts}-${i}"
+      i=$((i + 1))
+    done
+    mv -- "$target" "$bak"
+  elif [ -e "$target" ]; then
+    bak="${target}.bak-${ts}"
+    i=1
+    while [ -e "$bak" ]; do
+      bak="${target}.bak-${ts}-${i}"
+      i=$((i + 1))
+    done
+    mv -- "$target" "$bak"
+  fi
+
+  # 再复制新的进去
+  cp -a -- "$p" "$dst/"
+done
+shopt -u nullglob dotglob
+
+echo "Do you wish to use the grub theme from https://github.com/mateosss/matter?[Y/n]"
+while true; do
+  read -r yn3 || yn3=""
+  yn3=${yn3:-y}
+  case "$yn3" in
+  [Yy])
+    echo "Setting up grub theme..."
+    python3 "$script_dir/matter/matter.py"
+    echo "./matter/matter.py -i(write your params here):"
+    read -r -a tokens || tokens=()
+    python3 "$script_dir/matter/matter.py" -i "${tokens[@]}"
+    break
+    ;;
+  [Nn])
+    echo "Skipped."
+    break
+    ;;
+  *)
+    echo "Please Input y/n (default=y)"
+    ;;
+  esac
+done