Warning! do not update to CF7 version 5.9

Please do not update to CF7 version 5.9 if you are using required file fields. CF7 5.9 has a bug with required file fields. See: https://wordpress.org/support/topic/file-my-file-required-file-field-is-no-longer-causing-validation-error-when-e/

If you are using required file fields and you already updated to version 5.9, you can use this plugin to roll back to version 5.8.7: https://wordpress.org/plugins/wp-rollback/