diff --git a/examples/sfu/README.md b/examples/sfu/README.md
index 80d0f0f..b53285b 100644
--- a/examples/sfu/README.md
+++ b/examples/sfu/README.md
@@ -20,10 +20,12 @@
 3. Open `/app/androidcast_project/sfu/lab` → publish screen share.
 4. Second tab/browser → same lab URL → enter room id + **publisher feed id** → Subscribe.
 
-## Next (M1+)
+## Next (M2+)
 
-1. Android libwebrtc publish/subscribe behind `SfuRelayGate`.
+1. Wire cast encoder → SFU publisher (screen share, not camera-only lab).
 2. Education screen share on SFU path (replace P2P demo).
 3. Session RBAC + stats → graphs.
 
+Android M1: `ac-mobile-android` → Developer settings → **Enable Janus SFU relay lab** → **Open SFU lab**.
+
 See [ac-docs BUILD_DEPLOY](../../ac-docs/BUILD_DEPLOY.md) and cluster `deploy-janus-sfu.sh`.