Use the webUI 3.0 : https://github.com/luc-github/ESP3D-WEBUI/blob/3.0/dist/printer/index.html.gz
Latest development version 
please use Arduino ide 1.8.9+ with 
or PlatformIO
- Finish web UI Major features (3D printing and GRBL)
- Do user documentation: Readme / features list description / wiki/ Features videos etc...
- Test current features heavily
- Collect some feedback
- Test heavily (still)
- Implement minor missing features not present in alpha
- Translate UI and build language packs
- Adjust features according feedback
- TBD