https://discourse.hkvstore.com/t/time-picker/8222/1 wrote:
You may click on > Tools > → > Extensions > → > General > → > Type: Time Picker> , then make sure you have already given a checked mark at the > Enabled > column of the > @phpmaker/timepicker > extension
Also make sure the Edit Tag is “TEXT” and the format (under View Tag) and the field is not a special field such as a grouping field in summary report.