Reflects the current release of Nintex for SharePoint 2016. For your version, please access assistance through the Help button in the product.
Upgrade SharePoint web applications from classic authentication to claims authentication per Microsoft guidance.
To upgrade a web application to claims authentication
Use the following Windows PowerShell command.
Convert-SPWebApplication
Nintex Workflow data is updated during this authentication upgrade process.
Note: Workflows will generally continue to operate normally after switching to claims. However there are some cases where a workflow will need to be reconfigured and republished.