Open the invoice, click on the payment (blue hyperlink) to open the payment>more delete the payment.
Resolution for 'blue hyperlink issue: 'Marked Invoice Paid' available: Yes.
The blue hyperlink 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 blue hyperlink issue yourself by looking for a resolution described in the article. If it is a complex blue hyperlink issue or you are unable to solve the issue, you may contact us by clicking here or by using other blue hyperlink support options.
For more information about resolving issues related to blue hyperlink in Quickbooks/QBO or to get support for the issue 'Marked Invoice Paid', click the link below: