Step 1:

Click「Settings」，click Team panel

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Step 2:

At the Member List find the team member that you would like to restrict

Screenshot_233.png

Step 3:

Click on the team member’s name and look through the restrictions

Screenshot_234.png

Step 4:

Find Chat Access and disable the restrictions

Note : if the Green Tick at the side is uncheck means the restriction is turned on

Screenshot_235.png

Congratulations! 🥳