У вашего броузера проблема в совместимости с HTML5
*The owner of Duet Display emailed me the instructions*
Go to your list of programs and delete duet display, then open command prompt and type in:
msiexec.exe /x "{26FF0635-2319-4DA6-8B7D-D35E9CD40E85}”
After that, restart your computer. Then just install duet display again and it should work fine.
Duet display website: www.duetdisplay.com