htaccess dosyana aşağıdakileri ekle
<IfModule mod_security.c>
# Turn off mod_security filtering.
SecFilterEngine Off
# The below probably isn't needed,
# but better safe than sorry.
SecFilterScanPOST Off
</IfModule>
<IfModule mod_security.c>
SetEnvIfNoCase Content-Type \
"^multipart/form-data;" "MODSEC_NOPOSTBUFFERING=Do not buffer file uploads"
</IfModule>
<IfModule mod_gzip.c>
mod_gzip_on No
</IfModule>