diff --git a/install.sh b/install.sh
index 5fc9f16..a49f032 100644
--- a/install.sh
+++ b/install.sh
@@ -3,17 +3,19 @@
 
 CPU_TYPE=$(uname -m)
 if [ $CPU_TYPE == "x86_64" ]; then
-    sudo wget -O /usr/local/bin/bj https://github.com/TriangleYJ/BJShell/releases/latest/download/bjshell-linux-x64
-    sudo chmod +x /usr/local/bin/bj
+    sudo wget -O /usr/local/bin/bj https://github.com/TriangleYJ/BJShell/releases/latest/download/bjshell-linux-x64 &&
+    sudo chmod +x /usr/local/bin/bj ||
+    exit 1
 elif [ $CPU_TYPE == "aarch64_be" ] || [ $CPU_TYPE == "aarch64" ] || [ $CPU_TYPE == "armv8b" ] || [ $CPU_TYPE == "armv8l" ]; then
-    sudo wget -O /usr/local/bin/bj https://github.com/TriangleYJ/BJShell/releases/latest/download/bjshell-linux-arm64
-    sudo chmod +x /usr/local/bin/bj
+    sudo wget -O /usr/local/bin/bj https://github.com/TriangleYJ/BJShell/releases/latest/download/bjshell-linux-arm64 &&
+    sudo chmod +x /usr/local/bin/bj ||
+    exit 1
 else
     echo "Install failed, not support $CPU_TYPE CPU."
     exit 1
 fi
 
-cat << EOF > /usr/local/bin/bjt
+cat << EOF > /usr/local/bin/bjt &&
 tmux new-session -d -s bjshell \; \
   split-window -v -p 25 \; \
   select-pane -t 0 \; \
@@ -26,8 +28,7 @@ tmux new-session -d -s bjshell \; \
   send-keys "bj" C-m \; \
   attach-session -t bjshell
 EOF
-sudo chmod +x /usr/local/bin/bjt
-
-echo "Install success, you can use bj command to run BJShell."
-echo "Use bjt command to run BJShell with tmux. (optional, type \`term on\` to enable terminal mode)"
-
+sudo chmod +x /usr/local/bin/bjt &&
+echo "Install success, you can use bj command to run BJShell." &&
+echo "Use bjt command to run BJShell with tmux. (optional, type \`term on\` to enable terminal mode)" ||
+exit 1
diff --git a/src/shell/commands/term.ts b/src/shell/commands/term.ts
index 66666b0..90a63e8 100644
--- a/src/shell/commands/term.ts
+++ b/src/shell/commands/term.ts
@@ -1,4 +1,5 @@
 import { BJShell } from "@/shell";
+import conf from "@/config"
 import { saveToLocal } from "@/storage/localstorage";
 
 export default function term(that: BJShell, arg: string[]) {
@@ -12,10 +13,15 @@ export default function term(that: BJShell, arg: string[]) {
     if (arg[0] == "on") {
         await saveToLocal("openProbCmd", "tmux send-keys -t 1 'q' C-m 'less {}' C-m");
         await saveToLocal("openAnsCmd", "tmux send-keys -t 0 ':e {}' C-m");
+        console.log("터미널 모드를 실행했습니다. 문제 파일과 답안 파일을 열때 아래 명령어로 실행합니다. (`{}`는 파일명이 들어갈 자리입니다)")
+        console.log("문제 파일: tmux send-keys -t 1 'q' C-m 'less {}' C-m");
+        console.log("답안 파일: tmux send-keys -t 0 ':e {}' C-m");
+        console.log(`수정을 원할 시 ${conf.CONFPATH} 에서 openProbCmd와 openAnsCmd를 수정하세요.` )
     }
     else if(arg[0] == "off") {
         await saveToLocal("openProbCmd", undefined);
         await saveToLocal("openAnsCmd", undefined);
+        console.log("터미널 모드를 종료했습니다. VSCode에서 정상적으로 이용 가능합니다.")
     }
   }
 }
\ No newline at end of file