simply overwrite the suggested number with any one you prefer.
If this answers your question please recommend it.
Resolution for 'changing invoice issue: 'changing invoice number' available: Yes.
The changing invoice 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 changing invoice issue yourself by looking for a resolution described in the article. If it is a complex changing invoice issue or you are unable to solve the issue, you may contact us by clicking here or by using other changing invoice support options.
For more information about resolving issues related to changing invoice in Quickbooks/QBO or to get support for the issue 'changing invoice number', click the link below: