Fix: Go to Settings -> Video and set "Render Distance" to 8 (down from 12). Also, turn off "Smooth Lighting" . This update is heavy on integrated graphics (Intel UHD 600 series).
Fix: Eaglercraft 1.1.0 does not support wss:// (secure WebSockets) on self-signed certificates. Use ws:// for local connections or ensure your server uses a valid SSL certificate. eaglercraft 110 upd
For the engineers out there, this is the headline feature. The Eaglercraft 1.1.0 upd introduces a tick-accurate redstone simulation. Fix: Go to Settings -> Video and set
The Eaglercraft 1.1.0 upd is backward compatible with 1.0 servers, but you will lose the new redstone and chunk features. You want native 1.1.0 servers. For the engineers out there, this is the headline feature
Here are three public servers currently running the 1.1.0 protocol (as of this article):
If you are hosting your own LAN party, ensure everyone is on 1.1.0; otherwise, you will see a "Protocol Mismatch" error.