# Step 5: Usage

1. Navigate to your hosted frontend URL.
2. You'll see a login screen.
3. Enter the same `AUTH_USER` / `AUTH_PASS` configured on Render.
4. Once unlocked, your chats load from Firebase:
   - **Sidebar** — chat list sorted by newest activity
   - **Search** — filter contacts by name or phone number
   - **Export** — download chat history as a `.txt` file

Continue to [Keep it Alive](keep-alive.md).