QB Issue Resolution:

There’s no built in way, but you can use the BRC Transaction Copier to help you pull transactions from one file and import them into another file

Resolution for Issue 'Is there a way to export all entries in my check register and then import them into a check register in a different company. I use Quickbooks Pro 2016 used on my desktop.' available: Yes (Solved).
Source: Intuit Community forum.

Is there a way to export all entries in my check register and then import them into a check register in a different company. I use Quickbooks Pro 2016 used on my desktop.: 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 another file
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Error Recovery for another file [Canada]
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