Needing to set the task charge code to be read only. How to set 'Charge Code' as secure attribute in Task object in Modern UX (MUX).
Environment
Release : Any
Resolution
Prior to Release 16.0.1
If you want to set Charge Code or any other field to read only, you could create a process that would lock the field for editing. This would stop any unwanted changes.
You can also enable Audit Trail to track who changes the field.
Upgrade to Release 16.0.1 or higher
The 'Task' Object is now available for Field-Level Security (FLS) in the Modern UX.