This can’t be done in QB as neither the 1099 nor the 1096 forms can be edited.  The data has to be perfect form them to work (unlike every other tax form which can be edited.)

Resolution for 'combine 1099 issue: 'How can I adjust the 1096 form to combine 1099-Misc forms from 2 sources–QuickBooks and our payroll service?' available: Yes.

The combine 1099 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 combine 1099 issue yourself by looking for a resolution described in the article. If it is a complex combine 1099 issue or you are unable to solve the issue, you may contact us by clicking here or by using other combine 1099 support options.

For more information about resolving issues related to combine 1099 in Quickbooks/QBO or to get support for the issue 'How can I adjust the 1096 form to combine 1099-Misc forms from 2 sources–QuickBooks and our payroll service?', click the link below: