diff --git a/public/css/custom.css b/public/css/custom.css
index 2e21bd5..d2e01a7 100644
--- a/public/css/custom.css
+++ b/public/css/custom.css
@@ -580,13 +580,18 @@
 }
 /* project list end */
 
-/* commuters project list */
+/* commuters */
 .commuter-list {
     max-height: 358px;
     overflow-y: auto;
     scrollbar-width: none;
 }
-/* commuters project list end */
+
+.fc-daygrid-day[data-has-commuters="true"] {
+    cursor: pointer;
+}
+
+/* commuters end */
 
 /* Scroll Button */
 
diff --git a/src/components/board/BoardComment.vue b/src/components/board/BoardComment.vue
index fa13318..200704f 100644
--- a/src/components/board/BoardComment.vue
+++ b/src/components/board/BoardComment.vue
@@ -38,7 +38,7 @@
                 <textarea v-model="localEditedContent" class="form-control"></textarea>
                 <span v-if="editCommentAlert" class="invalid-feedback d-block text-start">{{ editCommentAlert }}</span>
                 <div class="mt-2 d-flex justify-content-end">
-                    <SaveBtn class="btn btn-primary" @click="submitEdit"></SaveBtn>
+                    <SaveBtn class="btn btn-primary" @click="submitEdit" :isEnabled="disabled"></SaveBtn>
                 </div>
             </template>
 
@@ -142,6 +142,8 @@
     };
 
     const localEditedContent = ref(props.comment.content);
+    const isModifyContent = ref(props.comment.content);
+    const disabled = ref(false);
 
     // 댓글 입력 창 토글
     const isComment = ref(false);
@@ -182,6 +184,11 @@
     watch(
         () => localEditedContent.value,
         newVal => {
+            if (JSON.stringify(isModifyContent.value) == JSON.stringify(newVal)) {
+                disabled.value = false;
+                return;
+            }
+            disabled.value = true;
             emit('inputDetector');
         },
     );
diff --git a/src/components/button/SaveBtn.vue b/src/components/button/SaveBtn.vue
index 7c8068a..51fcd48 100644
--- a/src/components/button/SaveBtn.vue
+++ b/src/components/button/SaveBtn.vue
@@ -1,23 +1,18 @@
 <template>
-    <button
-        type="button"
-        class="btn btn-primary ms-1"
-        @click="$emit('click')"
-        :disabled="!isEnabled"
-    >
+    <button type="button" class="btn btn-primary ms-1" @click="$emit('click')" :disabled="!isEnabled">
         <i class="bx bx-check"></i>
     </button>
 </template>
 
 <script>
-export default {
-    name: "SaveButton",
-    props: {
-        isEnabled: {
-            type: Boolean,
-            default: true, // 기본적으로 활성화
+    export default {
+        name: 'SaveButton',
+        props: {
+            isEnabled: {
+                type: Boolean,
+                default: true, // 기본적으로 활성화
+            },
         },
-    },
-    emits: ["click"],
-};
+        emits: ['click'],
+    };
 </script>
diff --git a/src/components/commuters/CommuterBtn.vue b/src/components/commuters/CommuterBtn.vue
index 6cc5f68..026cf08 100644
--- a/src/components/commuters/CommuterBtn.vue
+++ b/src/components/commuters/CommuterBtn.vue
@@ -60,15 +60,12 @@ const { coords, isSupported, error } = useGeolocation({
 const getAddress = (lat, lng) => {
     return new Promise((resolve, reject) => {
         const geocoder = new kakao.maps.services.Geocoder();
-        const coord = new kakao.maps.LatLng(lat, lng);
-
-        geocoder.coord2Address(coord.getLng(), coord.getLat(), (result, status) => {
+        geocoder.coord2Address(lat, lng, (result, status) => {
             if (status === kakao.maps.services.Status.OK) {
                 const address = result[0].address.address_name;
                 resolve(address);
             } else {
                 reject('주소를 가져올 수 없습니다.');
-                return;
             }
         });
     });
@@ -86,22 +83,22 @@ const getLocation = async () => {
         return null;
     }
 
-    if (coords.value) {
-        userLocation.value = {
-            lat: coords.value.latitude,
-            lng: coords.value.longitude,
-        };
-
-        try {
-            const address = await getAddress(coords.value.latitude, coords.value.longitude);
-            return address;
-        } catch (error) {
-            alert(error);
-            return null;
-        }
+    if (!coords.value) {
+        return null;
     }
 
-    return null;
+    userLocation.value = {
+        lat: coords.value.latitude,
+        lng: coords.value.longitude,
+    };
+
+    try {
+        const address = await getAddress(coords.value.latitude, coords.value.longitude);
+        return address;
+    } catch (error) {
+        alert(error);
+        return null;
+    }
 };
 
 // 오늘 사용자의 출근 정보 조회
diff --git a/src/components/commuters/CommuterCalendar.vue b/src/components/commuters/CommuterCalendar.vue
index b64883f..1f62ebf 100644
--- a/src/components/commuters/CommuterCalendar.vue
+++ b/src/components/commuters/CommuterCalendar.vue
@@ -144,17 +144,6 @@ const handleLeaveTimeUpdate = () => {
     todaysCommuter();
 };
 
-const handleResetProjectState = () => {
-    // 이전에 체크인했던 프로젝트로 복귀
-    const storedProject = projectStore.getSelectedProject();
-    if (storedProject) {
-        checkedInProject.value = storedProject;
-        selectedProject.value = storedProject.PROJCTSEQ;
-        projectStore.setSelectedProject(storedProject);
-        pendingProjectChange.value = null;
-    }
-};
-
 // 프로젝트 드롭 이벤트 핸들러 (ProjectList 컴포넌트에서 전달받음)
 const handleProjectDrop = ({ event, targetProject }) => {
     const draggedProjectData = JSON.parse(event.dataTransfer.getData('application/json'));
@@ -335,6 +324,7 @@ const loadCommuters = async () => {
             if (dateCell) {
                 const dayEvents = dateCell.querySelector('.fc-daygrid-day-events');
                 if (dayEvents) {
+                    dateCell.setAttribute('data-has-commuters', 'true');
                     dayEvents.classList.add('text-center');
                     // 프로필 이미지 생성
                     const profileImg = document.createElement('img');
@@ -442,3 +432,8 @@ onMounted(async () => {
 });
 </script>
 
+<style>
+.fc-daygrid-day[data-has-commuters="true"] {
+    cursor: pointer;
+}
+</style>
diff --git a/src/components/commuters/CommuterProjectList.vue b/src/components/commuters/CommuterProjectList.vue
index c61abd5..1f46232 100644
--- a/src/components/commuters/CommuterProjectList.vue
+++ b/src/components/commuters/CommuterProjectList.vue
@@ -1,9 +1,9 @@
 <template>
-    <div class="commuter-list">
+    <div class="commuter-list mt-3">
         <div
             v-for="post in sortedProjects"
             :key="post.PROJCTSEQ"
-            class="border border-2 mt-3 card p-2"
+            class="border border-2 mb-3 card p-2"
             :style="`border-color: ${post.projctcolor} !important; color: ${post.projctcolor} !important;`"
             @dragover="allowDrop($event)"
             @drop="handleDrop($event, post)"
diff --git a/src/components/user/RegisterForm.vue b/src/components/user/RegisterForm.vue
index aea85d2..726df69 100644
--- a/src/components/user/RegisterForm.vue
+++ b/src/components/user/RegisterForm.vue
@@ -332,9 +332,12 @@
     };
 
     watch(password, (newValue) => {
-        if (newValue.length >= 4) {
+        if (newValue && newValue.length >= 4) {
             passwordErrorAlert.value = false;
             passwordError.value = '';
+        } else if (newValue && newValue.length < 4) {
+            passwordErrorAlert.value = true;
+            passwordError.value = '비밀번호는 4자리 이상이어야 합니다.';
         }
     });
 
@@ -342,6 +345,7 @@
     // 회원가입
     const handleSubmit = async () => {
         await checkColorDuplicate();
+
         idAlert.value = id.value.trim() === '';
         passwordAlert.value = password.value.trim() === '';
         passwordcheckAlert.value = passwordcheck.value.trim() === '';
@@ -351,8 +355,8 @@
         addressAlert.value = address.value.trim() === '';
         phoneAlert.value = phone.value.trim() === '';
 
-         // 비밀번호 길이 체크 로직 추가
-        if (password.value.length < 4) {
+        // 비밀번호 길이 체크 로직 수정
+        if (password.value && password.value.length < 4) {
             passwordErrorAlert.value = true;
             passwordError.value = '비밀번호는 4자리 이상이어야 합니다.';
         } else {