diff --git a/backfill.go b/backfill.go
index f25df2d..962de1d 100644
--- a/backfill.go
+++ b/backfill.go
@@ -43,7 +43,7 @@ func (portal *Portal) initialForwardBackfill(user *User, markRead bool) {
 	portal.forwardBackfill(ctx, user, time.Time{}, 50, markRead)
 }
 
-func (portal *Portal) missedForwardBackfill(user *User, lastMessageTS time.Time, lastMessageID string, markRead bool) {
+func (portal *Portal) missedForwardBackfill(user *User, lastMessageTS time.Time, lastMessageID string, markRead bool) bool {
 	portal.forwardBackfillLock.Lock()
 	defer portal.forwardBackfillLock.Unlock()
 	log := portal.zlog.With().
@@ -55,7 +55,7 @@ func (portal *Portal) missedForwardBackfill(user *User, lastMessageTS time.Time,
 			lastMsg, err := portal.bridge.DB.Message.GetLastInChat(ctx, portal.Key)
 			if err != nil {
 				log.Err(err).Msg("Failed to get last message in chat")
-				return
+				return false
 			} else if lastMsg == nil {
 				log.Debug().Msg("No messages in chat")
 			} else {
@@ -68,7 +68,7 @@ func (portal *Portal) missedForwardBackfill(user *User, lastMessageTS time.Time,
 				Str("latest_message_id", lastMessageID).
 				Time("last_bridged_ts", portal.lastMessageTS).
 				Msg("Nothing to backfill")
-			return
+			return false
 		}
 	}
 	log.Info().
@@ -76,7 +76,7 @@ func (portal *Portal) missedForwardBackfill(user *User, lastMessageTS time.Time,
 		Str("latest_message_id", lastMessageID).
 		Time("last_bridged_ts", portal.lastMessageTS).
 		Msg("Backfilling missed messages")
-	portal.forwardBackfill(ctx, user, portal.lastMessageTS, 100, markRead)
+	return portal.forwardBackfill(ctx, user, portal.lastMessageTS, 100, markRead)
 }
 
 func (portal *Portal) deterministicEventID(messageID string, part int) id.EventID {
@@ -85,12 +85,12 @@ func (portal *Portal) deterministicEventID(messageID string, part int) id.EventI
 	return id.EventID(fmt.Sprintf("$%s:messages.google.com", base64.RawURLEncoding.EncodeToString(sum[:])))
 }
 
-func (portal *Portal) forwardBackfill(ctx context.Context, user *User, after time.Time, limit int64, markRead bool) {
+func (portal *Portal) forwardBackfill(ctx context.Context, user *User, after time.Time, limit int64, markRead bool) bool {
 	log := zerolog.Ctx(ctx)
 	resp, err := user.Client.FetchMessages(portal.ID, limit, nil)
 	if err != nil {
 		portal.zlog.Error().Err(err).Msg("Failed to fetch messages")
-		return
+		return false
 	}
 	log.Debug().
 		Int64("total_messages", resp.TotalMessages).
@@ -119,7 +119,7 @@ func (portal *Portal) forwardBackfill(ctx context.Context, user *User, after tim
 	}
 	if len(converted) == 0 {
 		log.Debug().Msg("Didn't get any converted messages")
-		return
+		return false
 	}
 	log.Debug().
 		Int("converted_count", len(converted)).
@@ -141,6 +141,7 @@ func (portal *Portal) forwardBackfill(ctx context.Context, user *User, after tim
 		}
 	}
 	portal.lastMessageTS = maxTS
+	return true
 }
 
 func (portal *Portal) backfillSendBatch(ctx context.Context, converted []*ConvertedMessage, markReadBy id.UserID) {
diff --git a/user.go b/user.go
index 4fdb477..7df9545 100644
--- a/user.go
+++ b/user.go
@@ -718,8 +718,12 @@ func (user *User) syncConversation(v *gmproto.Conversation) {
 			portal.Cleanup(false)
 		default:
 			portal.UpdateMetadata(user, v)
-			portal.missedForwardBackfill(user, time.UnixMicro(v.LastMessageTimestamp), v.LatestMessageID, !v.GetUnread())
-			// TODO sync read status if there was nothing backfilled
+			didBackfill := portal.missedForwardBackfill(user, time.UnixMicro(v.LastMessageTimestamp), v.LatestMessageID, !v.GetUnread())
+			user.syncChatDoublePuppetDetails(portal, v, false)
+			if !didBackfill && !v.GetUnread() && v.LatestMessageID != "" && user.DoublePuppetIntent != nil {
+				// TODO this would spam a lot of read receipts on startup
+				//user.markSelfReadFull(portal, v.LatestMessageID)
+			}
 		}
 	} else if updateType == gmproto.ConvUpdateTypes_UNARCHIVED || updateType == gmproto.ConvUpdateTypes_ARCHIVED {
 		err := portal.CreateMatrixRoom(user, v)
@@ -797,14 +801,46 @@ type CustomReadMarkers struct {
 	FullyReadExtra CustomReadReceipt `json:"com.beeper.fully_read.extra"`
 }
 
+func (user *User) markSelfReadFull(portal *Portal, lastMessageID string) {
+	ctx := context.TODO()
+	lastMessage, err := user.bridge.DB.Message.GetByID(ctx, portal.Key, lastMessageID)
+	if err == nil && lastMessage == nil {
+		lastMessage, err = user.bridge.DB.Message.GetLastInChat(ctx, portal.Key)
+	}
+	if err != nil {
+		user.zlog.Warn().Err(err).Msg("Failed to get last message in chat to mark it as read")
+		return
+	} else if lastMessage == nil {
+		return
+	}
+	log := user.zlog.With().
+		Str("conversation_id", portal.ID).
+		Str("message_id", lastMessage.ID).
+		Str("room_id", portal.ID).
+		Str("event_id", lastMessage.MXID.String()).
+		Logger()
+	err = user.DoublePuppetIntent.SetReadMarkers(portal.MXID, &CustomReadMarkers{
+		ReqSetReadMarkers: mautrix.ReqSetReadMarkers{
+			Read:      lastMessage.MXID,
+			FullyRead: lastMessage.MXID,
+		},
+		ReadExtra:      CustomReadReceipt{DoublePuppetSource: user.bridge.Name},
+		FullyReadExtra: CustomReadReceipt{DoublePuppetSource: user.bridge.Name},
+	})
+	if err != nil {
+		log.Warn().Err(err).Msg("Failed to mark last message in chat as read")
+	} else {
+		log.Debug().Msg("Marked last message in chat as read")
+	}
+}
+
 func (user *User) syncChatDoublePuppetDetails(portal *Portal, conv *gmproto.Conversation, justCreated bool) {
 	if user.DoublePuppetIntent == nil || len(portal.MXID) == 0 {
 		return
 	}
 	if justCreated || !user.bridge.Config.Bridge.TagOnlyOnCreate {
-		//user.updateChatMute(portal, chat.MutedUntil)
-		//user.updateChatTag(portal, user.bridge.Config.Bridge.ArchiveTag, conv.Status == 2)
-		//user.updateChatTag(portal, user.bridge.Config.Bridge.PinnedTag, chat.Pinned)
+		user.updateChatTag(portal, user.bridge.Config.Bridge.ArchiveTag, conv.Status == gmproto.ConvUpdateTypes_ARCHIVED)
+		user.updateChatTag(portal, user.bridge.Config.Bridge.PinnedTag, conv.Pinned)
 	}
 }