- you can download at http://www.zlib.net/ or here.
2. Go to your PHP folder and look for zlib.dll and rename it to zlib-old.dll
3. Copy and paste the downloaded zlib.dll into PHP folder
4. Search and backup php.ini file from the PHP folder.
5. Open php.ini file; find 'php_curl.dll' and enable cUrl extension by removing the semicolon from the beginning of the line and then save.
6. Once saved, you may need to reload PHP
- if you are using IIS 6 then you can follow the steps here.