1. Click on Setting

2. Click on CUSTOMER GROUP

3. Click on NEW

4. You can set how the customer group should work

5. More importantly, you can set the validity time for this customer group once assigned
[!] Leave it empty will make this group permanent until removed manually

6. As the expiry date can be updated, you can turn this on to prevent it

7. Click on APPLY

8. Make sure the changes has been saved

Last Update: September 2023