Check for updates in your App Store or within the software’s "About" menu. Summary Checklist Restart your router and computer.
When the handshake between your device and the server fails, the process stalls. 1. Check Your Network Permissions
Sometimes the issue isn't on your end. If the host server is overloaded or undergoing maintenance, it won't be able to initiate the download sequence for new participants. efficient join download did not start
Outdated clients often struggle with newer "Efficient Join" protocols. If the server is running a newer version than your local app, the synchronization handshake will fail.
Are you seeing any specific or numbers alongside the message? Check for updates in your App Store or
By following these steps, you should be able to bypass the "download did not start" loop and jump straight into your session.
Ad-blockers and privacy extensions (like uBlock Origin or Ghostery) are designed to stop automatic downloads to protect your computer. Unfortunately, they can’t always distinguish between a malicious popup and an Efficient Join request. Outdated clients often struggle with newer "Efficient Join"
The most frequent culprit is a firewall or antivirus software blocking the incoming data stream. Efficient Join protocols often use specific ports to "tunnel" data to your device.