As customers have moved toward the Dynamics 365 Unified Interface some have experienced issues. One, that was a big impact for a client, was not having the ability to run workflows on-demand from individual records. It was no longer present in the ribbon or more options section of any record. This was causing a huge issue for our client who uses this feature regularly.
After researching into this, we found that this feature must be enabled for the organization in the Power Platform Admin Center when switching on the Unified Interface. If not, the workflows would need to be ran on-demand through an Advanced Find. This would create much more overhead for the users.
To enable the feature to run workflows on-demand through the Unified Interface, follow the below steps: