Confirm you are loged in as an admin user and are in single user mode.
Resolution for 'Admin user issue: 'i have no sound and in preferences i can not click on the sound icon?' available: Yes.
The Admin user 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 Admin user issue yourself by looking for a resolution described in the article. If it is a complex Admin user issue or you are unable to solve the issue, you may contact us by clicking here or by using other Admin user support options.
For more information about resolving issues related to Admin user in Quickbooks/QBO or to get support for the issue 'i have no sound and in preferences i can not click on the sound icon?', click the link below: