You can only retrieve them if use the bcc’d yourself or CCed yourself

Resolution for 'CCed issue: 'How do I retrieve find the emails that I have sent?' available: Yes.

The CCed issue or error code is a known issue in Quickbooks Online (QBO) and/or Quickbooks. Support for this issue is available either by self-service or paid support options. Experts are available to resolve your Quickbooks issue to ensure minimal downtime and continue running your business. First try to resolve the CCed issue yourself by looking for a resolution described in the article. If it is a complex CCed issue or you are unable to solve the issue, you may contact us by clicking here or by using other CCed support options.

For more information about resolving issues related to CCed in Quickbooks/QBO or to get support for the issue 'How do I retrieve find the emails that I have sent?', click the link below: