Lock editing of invoices after print or email
Enable this setting to prevent modifications to an invoice after it has been printed or emailed.
Required roles: Any role with access to the Administrator mode.
Required permissions: None
At the organization level, click the Configurations icon.
Search for and select the Lock invoice after print/email settingunder Basic invoice actions from Invoices under the POS section.
Enable this setting.
Click Save.
To allow modifications to an invoice after it has been printed or emailed, turn off the toggle for this setting.