QB Issue Resolution:

Are you using automatic rules?  You have to shut off that rule.  Then exclude the transaction and delete it from the list.

Resolution for Issue 'A transaction does not show up when I update, so I can’t exclude it. How do I get this transaction to stop downloading from the bank?' available: Yes (Solved).
Source: Intuit Community forum.

A transaction does not show up when I update, so I can’t exclude it. How do I get this transaction to stop downloading from the bank?: 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 automatic rules
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Error Recovery for automatic rules [Canada]
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