How do I get google Chrome to open html files directly instead of downloading?

(from github.com/bksliu)
File Crawling Configuration
Paths | file:////192.168.0.149/fileserver/

after searching on google browser, the html file will need to download instead of open directly as pdf file., how to fix this?? is there anything be config in Path Mapping??

thanks

(from github.com/marevol)
See https://github.com/codelibs/fess/issues/1651#issuecomment-389654553

(from github.com/bksliu)
thanks