There is no way to automatically do that.  You can pay things in your online banking and then import them into qbo.  That is as automatic as it gets.  There is also bill. com app, but they charge a King’s ransom for the app to be able to link.

Resolution for 'bill com app issue: 'how do I write a check and have it automatically connect to online banking to write the check?' available: Yes.

The bill com app 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 bill com app issue yourself by looking for a resolution described in the article. If it is a complex bill com app issue or you are unable to solve the issue, you may contact us by clicking here or by using other bill com app support options.

For more information about resolving issues related to bill com app in Quickbooks/QBO or to get support for the issue 'how do I write a check and have it automatically connect to online banking to write the check?', click the link below: