diff --git a/ha.md b/ha.md
index 2424126..93fa572 100644
--- a/ha.md
+++ b/ha.md
@@ -7,6 +7,8 @@
 - **OS**: Home Assistant OS (reports as Oracle Linux 6 to ESXi)
 - **Web UI**: http://10.100.0.40:8123 / https://ha.dohertylan.com
 - **SSH**: Not available (Home Assistant OS — no direct shell access from this machine)
+- **Config files**: read/write `/homeassistant/*.yaml` via the File editor add-on's API over ingress — websocket `supervisor/api` POST `/ingress/session` → cookie `ingress_session`, then `GET <ingress_url>api/file?filename=…` / `POST <ingress_url>api/save` (form `filename`, `text`). Validate with `POST /api/config/core/check_config`.
+- **HTTP settings**: managed in UI (Settings → System → Network) since 2026.8; `http:` YAML block removed 2026-10-01. Reverse proxy: `use_x_forwarded_for`, `trusted_proxies: 10.100.0.0/24`.
 - **API Token**: `eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJpc3MiOiI3MDU4MDcwNWNjOTI0MmE5YTg1OTJmMWRmMWY0YTk5NSIsImlhdCI6MTc3MTE4NzM0NCwiZXhwIjoyMDg2NTQ3MzQ0fQ.RXzwb_xu9TQyIE2QABRJP5nXtb6FDyHY7Phu3vFJecw`
 
 ## Hardware (VM on ESXi)