From 0ab3a2b33545d5af32a670381a8797c783e5c15e Mon Sep 17 00:00:00 2001
From: G30 <50341825+silentoplayz@users.noreply.github.com>
Date: Wed, 23 Sep 2026 23:32:54 -0400
Subject: [PATCH] fix: restore tag rows after unarchiving all chats and remove
 unused ones after deleting all chats (#30453)

---
 backend/open_webui/routers/chats.py | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/backend/open_webui/routers/chats.py b/backend/open_webui/routers/chats.py
index ed339a601a..7138dc9f21 100644
--- a/backend/open_webui/routers/chats.py
+++ b/backend/open_webui/routers/chats.py
@@ -716,8 +716,10 @@ async def delete_all_user_chats(
             detail=ERROR_MESSAGES.ACCESS_PROHIBITED,
         )
 
+    tag_ids = [tag.id for tag in await Tags.get_tags_by_user_id(user.id, db=db)]
     result = await Chats.delete_chats_by_user_id(user.id, db=db)
     if result:
+        await Chats.delete_orphan_tags_for_user(tag_ids, user.id, db=db)
         await publish_event(
             request,
             EVENTS.CHAT_DELETED_ALL,
@@ -1129,8 +1131,14 @@ async def archive_all_chats(
 async def unarchive_all_chats(
     request: Request, user=Depends(get_verified_user), db: AsyncSession = Depends(get_async_session)
 ):
+    tag_ids = {
+        tag_id
+        for chat in await Chats.get_archived_chats_by_user_id(user.id, db=db)
+        for tag_id in chat.meta.get('tags', [])
+    }
     result = await Chats.unarchive_all_chats_by_user_id(user.id, db=db)
     if result:
+        await Tags.ensure_tags_exist(list(tag_ids), user.id, db=db)
         await publish_event(request, EVENTS.CHAT_UNARCHIVED, actor=user, subject_id=user.id, subject_type='user')
     return result