diff --git a/surfsense_backend/.env.example b/surfsense_backend/.env.example
index cd250025c..c0e9ff5bd 100644
--- a/surfsense_backend/.env.example
+++ b/surfsense_backend/.env.example
@@ -401,6 +401,9 @@ TURNSTILE_SECRET_KEY=
 # Route DNS via Cloudflare DoH (anti DNS-leak). Adds a DNS round-trip => off by
 # default to avoid any speed regression; enable for leak-safety-first setups.
 # CRAWL_DNS_OVER_HTTPS=FALSE
+# Run the browser headful on Xvfb — required for TikTok's profile video feed
+# (empty to headless Chromium). Entrypoint starts Xvfb when TRUE.
+# CRAWL_HEADED_XVFB_ENABLED=FALSE
 
 # File Parser Service
 ETL_SERVICE=UNSTRUCTURED or LLAMACLOUD or DOCLING