Understanding the 'Send and Open Next Form button' functionality
Reproducing the Issue
1. Launch the form to a user
2. Open the form and move the form forward
3. Notice that the 'Send and Open Next Form button is not displaying
Send and Open Next Form' button can be enabled via Manage Template
Note: 'Send and Open Next Form' button will appear if there's multiple same templates in your Inbox. Usually the Manager role will see this button since they are performing the reviews to their direct reports. If the Employee has same multiple forms in his/her inbox, he/she will see the 'Send and Open Next Form' button too.
KBA , LOD-SF-PM-FRM , Forms & Templates , LOD-SF-PM-ADM , Admin Center, RBP, Permissions and Settings , How To