In a situation where a team member is struggling with a new system that was recently implemented, the project manager should assign an experienced resource to support the team member12. This approach ensures that the team member gets the necessary help to understand and adapt to the new system, thereby improving their performance and reducing the risk of project delay12. It's important to note that the project manager should approach the conversation respectfully and privately, focusing on the behavior and not the person2.
References: = How Project Managers Can Deal With Difficult Team Members, 7 Steps for Dealing with a Difficult Team Member - Project Bliss