diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
index 3672db1a..ba4ec505 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.ts
@@ -1666,14 +1666,13 @@ export class MessagesComponent implements OnInit, OnDestroy, AfterViewInit {
   }
 
   onClickOpenProfile(userSeq: number) {
+    const roomType = this.roomInfoSubject.value.roomType;
     if (
-      [
-        RoomType.Allim,
-        RoomType.Bot,
-        RoomType.Link,
-        RoomType.Allim_Elephant,
-        RoomType.Allim_TMS
-      ].some(v => v === this.roomInfoSubject.value.roomType)
+      roomType !== RoomType.Allim &&
+      roomType !== RoomType.Bot &&
+      roomType !== RoomType.Link &&
+      roomType !== RoomType.Allim_Elephant &&
+      roomType !== RoomType.Allim_TMS
     ) {
       this.openProfile.emit({ userSeq });
     }
diff --git a/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.html b/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.html
index d2fbc690..c718c1c0 100644
--- a/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.html
+++ b/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.html
@@ -58,7 +58,7 @@
         [mine]="message.senderSeq === loginRes.userSeq"
         [highlight]="isHighlightedEvent(message.seq)"
         [existReadToHere]="
-          readToHereEvent && readToHereEvent.seq === message.seq
+          !!readToHereEvent && readToHereEvent.seq === message.seq
         "
         [dateChanged]="getDateSplitter(message)"
         [senderName]="getUserName(message.senderSeq)"
diff --git a/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.ts b/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.ts
index 4c20b283..dc65835c 100644
--- a/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.ts
+++ b/projects/ucap-webmessenger-ui-chat/src/lib/components/messages.component.ts
@@ -169,20 +169,26 @@ export class MessagesComponent implements OnInit, OnDestroy {
       this.roomInfo = roomInfo;
     });
     this.eventListSubscription = this.eventList$.subscribe(eventList => {
+      if (!!eventList && eventList.length > 0 && this.baseEventSeq === 0) {
+        this.initRoomLastEventSeq = eventList[eventList.length - 1].seq;
+      }
+
       if (
         !!eventList &&
         eventList.length > 0 &&
+        this.baseEventSeq > 0 &&
         !!this.roomInfo &&
         !!this.roomInfo.lastReadEventSeq &&
         this.baseEventSeq <= this.roomInfo.lastReadEventSeq
       ) {
-        // 조회된 내용중에 read here 가 있을 경우.
+        // 기존 대화 내용이 있는 상태에서 추가로 조회된 내용중에 read here 가 있을 경우.
         this.firstCheckReadHere = false;
       }
 
-      this.readToHereEvent = eventList.find(e => this.getReadHere(e));
-
       this.eventList = eventList;
+
+      this.readToHereEvent = this.getReadHere();
+
       this.changeDetectorRef.detectChanges();
 
       if (this.searchingMode) {
@@ -339,7 +345,7 @@ export class MessagesComponent implements OnInit, OnDestroy {
     return false;
   }
 
-  getReadHere(message: Info<EventJson>): boolean {
+  getReadHere(): Info<EventJson> | undefined {
     if (
       !!this.roomInfo &&
       !!this.roomInfo.lastReadEventSeq &&
@@ -351,20 +357,13 @@ export class MessagesComponent implements OnInit, OnDestroy {
         this.roomInfo.roomType === RoomType.Multi
       ) {
         if (!this.roomInfo.isTimeRoom) {
-          const messageIndex = this.eventList.findIndex(
-            v => v.seq === message.seq
+          return this.eventList.find(
+            v => v.seq === this.roomInfo.lastReadEventSeq + 1
           );
-
-          if (
-            this.eventList[messageIndex].seq ===
-            this.roomInfo.lastReadEventSeq + 1
-          ) {
-            return true;
-          }
         }
       }
     }
-    return false;
+    return undefined;
   }
 
   getStringReadHereMore(): string {