src/includes/classes/Core/Utils/Output.php
public function gzipOff()
    {
        if (headers_sent()) {
            throw $this->c::issue('Headers already sent!');
        }
        @ini_set('zlib.output_compression', 'off');

        if ($this->c::canCallFunc('apache_setenv')) {
            @apache_setenv('no-gzip', '1');
        }
    }
public function gzipOff()
    {
        if (headers_sent()) {
            throw $this->c::issue('Headers already sent!');
        }
        @ini_set('zlib.output_compression', 'off');

        if ($this->c::canCallFunc('apache_setenv')) {
            @apache_setenv('no-gzip', '1');
        }
    }
Disables GZIP compression.

@since 150424 Initial release.