Hummingbird gzip is not working properly

Can't enable GZip compression and receiving following message:

- Your server may not have the "deflate" module enabled (mod_deflate for Apache, ngx_http_gzip_module for NGINX)
    - Another plugin may be interfering with the configuration

Host confirms that :

already installed on this server.
# httpd -M | grep deflate
Syntax OK
deflate_module (shared)

Also getting this issue on Browser caching:
Browser Caching is not working properly:
- Your server may not have the "expires" module enabled (mod_expires for Apache, ngx_http_headers_module for NGINX)
- Another plugin may be interfering with the configuration
If re-checking and restarting does not resolve, please check with your host or open a support ticket with us.

But as i noted it's been verified by server that it is loaded: