Empty the browser's (we recommend to use Google Chrome) cache-memory regularly.
Investigate possible network-restrictions. Also check your internet connection, make sure a Firewall is not blocking or narrowing the connection.
To test your internet speedtest visit https://www.speedtest.net.
Results should show a minimum of at least 1.2Mbps to process streamed content along with usual browsing activities efficiently.
Also run a performance test on your local computer to make sure it’s running clean.
Try to access a livestream on a different device, on a different location and/or a different internet connection (if possible). Should problems persist, please contact Kozoom and provide us as much information as possible about the situation.