QB Issue Resolution:
For now, you can only filter all unshipped transactions once you export the report. If you export it, you can manually take out all transactions with tracking numbers.
Just follow the steps my friend JessT provided above.
Resolution for Issue 'How to filter an empty field? (e.g. invoices that have not shipped)' available: Yes (Solved).
Source: Intuit Community forum.
How to filter an empty field? (e.g. invoices that have not shipped): this 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 issue yourself by looking for a resolution described below. If it is a complex issue or you are unable to solve the issue, you may contact us by clicking here or by using other support options.Support for empty field
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Error Recovery for empty field [Canada]
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