QBO does not do mileage

Mileage is not an expense of operations, it is a log you keep per the IRS requirements and mileage might be used at tax time in lieu of actual vehicle expenses

Resolution for 'actual vehicle expenses issue: 'How to track my mileage everyday' available: Yes.

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

For more information about resolving issues related to actual vehicle expenses in Quickbooks/QBO or to get support for the issue 'How to track my mileage everyday', click the link below: