diff --git a/.changeset/fix-perf-rerender-reduction.md b/.changeset/fix-perf-rerender-reduction.md
new file mode 100644
index 000000000..f04f89e03
--- /dev/null
+++ b/.changeset/fix-perf-rerender-reduction.md
@@ -0,0 +1,5 @@
+---
+default: patch
+---
+
+Reduce unnecessary re-renders: memoize VList style in RoomTimeline, remove per-message UnreadNotifications listener from ThreadReplyChip, and reset presence state correctly when navigating between user profiles.
diff --git a/src/app/features/room/RoomTimeline.tsx b/src/app/features/room/RoomTimeline.tsx
index fb4b33515..5fee5651c 100644
--- a/src/app/features/room/RoomTimeline.tsx
+++ b/src/app/features/room/RoomTimeline.tsx
@@ -205,6 +205,17 @@ export function RoomTimeline({
 
   const [shift, setShift] = useState(false);
   const [topSpacerHeight, setTopSpacerHeight] = useState(0);
+  const vListStyle = useMemo(
+    () => ({
+      flex: 1,
+      minHeight: 0,
+      display: 'flex',
+      flexDirection: 'column' as const,
+      paddingTop: topSpacerHeight > 0 ? topSpacerHeight : config.space.S600,
+      paddingBottom: config.space.S600,
+    }),
+    [topSpacerHeight]
+  );
 
   const topSpacerHeightRef = useRef(0);
   const mountScrollWindowRef = useRef<number>(Date.now() + 3000);
@@ -839,14 +850,7 @@ export function RoomTimeline({
           data={processedEvents}
           shift={shift}
           className={css.messageList}
-          style={{
-            flex: 1,
-            minHeight: 0,
-            display: 'flex',
-            flexDirection: 'column',
-            paddingTop: topSpacerHeight > 0 ? topSpacerHeight : config.space.S600,
-            paddingBottom: config.space.S600,
-          }}
+          style={vListStyle}
           onScroll={handleVListScroll}
         >
           {(eventData, index) => {
diff --git a/src/app/features/room/RoomView.tsx b/src/app/features/room/RoomView.tsx
index 421561616..3c812959d 100644
--- a/src/app/features/room/RoomView.tsx
+++ b/src/app/features/room/RoomView.tsx
@@ -146,7 +146,7 @@ export function RoomView({ eventId }: { eventId?: string }) {
           style={
             room.isCallRoom() && screenSize === ScreenSize.Desktop
               ? { maxWidth: toRem(399), minWidth: toRem(399) }
-              : {}
+              : undefined
           }
         >
           <SwipeableChatWrapper onOpenSidebar={onBack} onOpenMembers={handleOpenMembers}>
diff --git a/src/app/hooks/useUserPresence.ts b/src/app/hooks/useUserPresence.ts
index f1b858422..a54d05a7b 100644
--- a/src/app/hooks/useUserPresence.ts
+++ b/src/app/hooks/useUserPresence.ts
@@ -29,6 +29,8 @@ export const useUserPresence = (userId: string): UserPresence | undefined => {
   const [presence, setPresence] = useState(() => (user ? getUserPresence(user) : undefined));
 
   useEffect(() => {
+    setPresence(user ? getUserPresence(user) : undefined);
+
     const updatePresence: UserEventHandlerMap[UserEvent.Presence] = (event, u) => {
       if (u.userId === user?.userId) {
         setPresence(getUserPresence(user));