Unable to guess the mime type as no guessers are available (Did you enable the php_fileinfo extension?) :: solved

Unable to guess the mime type as no guessers are available (Did you enable the php_fileinfo extension?)

solved by the below 

; linux

extension=php_fileinfo.so

; windows

extension=php_fileinfo.dll

and then restart your localhost server or some times need to restart pc if you are using localhost:8000

 .

i hope to be helpfully