Is this feature a default feature in newer nodebb at later versions?
Please take a look here:
About GDPR email sending
Remove GDPR page on nodebb
Is NodeBB compliant with the GDPR (the newest legislative spam by the EU)?
GDPR compliance and storage of IP addresses
Where do I select the group icon to show on my profile?
Non-admins Managing Hidden Group Members
Who is using NodeBB?
Cant se my posts in NodeBB Development