Posts tagged “troubleshooting”
Self-hosted video conferencing: why calls join but show no video
Self-host video conferencing with Docker Compose, then fix the call that joins but shows no video: announced address, UDP port range and host networking.
What a DERP relayed connection means and how to go direct
A DERP relayed connection means no direct path was found. Why a pair lands on a relay, in the order the causes occur, and how to get it back to direct.
Remote desktop clipboard not working: causes and fixes
Why rdpclip.exe and Group Policy fixes miss a browser remote desktop session, and what to check instead: session state, sync switch, files vs images, host OS.
Remote desktop black screen: which permission or session is missing
Black screen, wallpaper only, or frozen at the lock screen: a session that connects but shows nothing is a capture problem. Match the symptom to the fix.
Why remote desktop is slow, and the one check to run first
A sluggish remote desktop is almost always a relayed pair. One command tells you if the session is on LAN, Direct or Relay, then the causes in field order.
Remote desktop file transfer for large files, and where they land
Move large files in a browser remote desktop session: resume interrupted transfers, keep bytes off the server, and find files saved under the service account.