In File menu, Printer Setup, select Invoice. Here is a checkbox to Not print lines around fields.

Resolution for 'box lines issue: 'how to add the box lines onto my invoice.' available: Yes.

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

For more information about resolving issues related to box lines in Quickbooks/QBO or to get support for the issue 'how to add the box lines onto my invoice.', click the link below: