Go to Settings > Security menu. Turn on 'Two-Step Verification'. A verification code will be sent to your registered phone number each time you log in.
| 1. Access to an application > Click 'My Collection' on the right bottom > Access to 'Settings' on the right top | |
| 3. Click 'Security' | |
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3. Phone number verification > Activate the toggle switch (When required) Insert the verification code received in (To deactivate) Phone number verification > Deactivate the toggle switch
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