Epson EB-W7 User Manual

Check

Remedy

Is the remote control too far from the projector?

The operating range for the remote control is about 6 m.s Quick Start Guide

Is direct sunlight or strong light from fluorescent lamps shining
onto the Remote Receiver?

Set the projector up in a location where strong light does not shine onto the Remote Receiver.

Are the batteries dead or have the batteries been inserted correctly? Make sure the batteries are inserted correctly or replace the batteries with new ones if necessary.s 

I  want  to  change  the  language  for  messages  and  menus

Check

Remedy

Change  the  Language  setting.

Adjust  the  "Language"  setting  from  the  Configuration  Menu.s