Install any terminal emulator from playstore and type this command-
su restorecon -FR /data/media/0
Disable mod_autoindex by commenting ouy
# LoadModule autoindex_module modules/mod_autoindex.so
in
/etc/httpd/conf.modules.d/00-base.conf
And delete / move
/etc/httpd/conf.modules.d/autoindex.conf
httpd -t to check config & service httpd reload.