I open configuration http://www.mysite.gr/admin/config/media/amazons3 and I put Amazon S3 API Key * Amazon S3 API Secret * and Default Bucket Name * When I push the save button I get blank page

  1. Make sure your environment enable php "curl" extension.
  2. Check your s3-php5-curl library is right place folder
  3. check user have Amazon S3 Full Access Permission。

I've installed composer and it's working

Not the answer you're looking for? Browse other questions tagged or ask your own question.