MAMP PRO (macOS) Documentation

FAQ > PHP

Activate Output Buffering

1. Start MAMP PRO
2. Select File -> Edit Template -> PHP (php.ini) -> PHP x.x.x
3. Search this line
   output_buffering = Off
4. Change Off to On or to a maximum number of bytes instead (for example 4096)
5. Save the file
6. Start servers