On POS v 12, if you are referring to the Sell Misc Item button on the left of the sales screen,

Go to the grey area below the buttons and right click.

This will bring a Customize Buttons selection.

Remove the checkmark beside Sell Misc items.

Resolution for 'Buttons selection issue: 'Is there a way to remove the Misc Item button so that items are not sold that using it?' available: Yes.

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

For more information about resolving issues related to Buttons selection in Quickbooks/QBO or to get support for the issue 'Is there a way to remove the Misc Item button so that items are not sold that using it?', click the link below: