diff --git a/README.md b/README.md
index 60265ca..e59bd6a 100644
--- a/README.md
+++ b/README.md
@@ -25,7 +25,7 @@ A small Flask web app that combines a still image with an audio file into a YouT
 | Variable | Description | Default |
 |----------|-------------|---------|
 | `APP_SECRET_KEY` | Flask secret key | generated at startup |
-| `ADMIN_PASSWORD` | Plain password for `/admin` | none (when unset, login is disabled and admin is open) |
+| `ADMIN_PASSWORD` | Plain password for `/admin` | none (when unset, login is disabled and the app is open) |
 | `PUBLIC_BASE_URL` | External URL for download links | `http://localhost:5000` |
 | `INTERNAL_PORT` | Port Gunicorn listens on | `5000` |
 | `DATABASE` | SQLite path | `/app/data/app.db` |
@@ -66,3 +66,7 @@ Then run once inside the container:
 ```bash
 python init_db.py
 ```
+
+## Output Format
+
+Videos are encoded as **1080p 30fps MP4** using H.264 + AAC with `faststart` enabled so they are ready for upload to YouTube.