You need to have created the project by creating the project. The project member permission setting function is only available to the project creator (person in charge).
[Step 1]
Click "Project" to enter the project list, select a project.
[Step 2]
After entering the project, switch to the "Project Members" Tab and click on the member for which you want to set permissions.
[Step 3]
In the pop-up permission settings menu, select the permissions set for the member. The member permissions are set to view permissions by default unless modified.
Note:Only the person in charge can set the permissions for project members.