You can’t make the 2014 program compatible with Sierra. You must upgrade to the 2026 program. That is compatible with Sierra.
Resolution for '2026 program issue: 'How do I update QuickBooks 2014 to be compatible with Mac Sierra OS?' available: Yes.
The 2026 program 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 2026 program issue yourself by looking for a resolution described in the article. If it is a complex 2026 program issue or you are unable to solve the issue, you may contact us by clicking here or by using other 2026 program support options.
For more information about resolving issues related to 2026 program in Quickbooks/QBO or to get support for the issue 'How do I update QuickBooks 2014 to be compatible with Mac Sierra OS?', click the link below: