Classic: Disable Social Integration
Go to "Setup"
Search for "Social" or go to Build->Customize->Social Apps Integration->Social Accounts and Contacts
Uncheck "Enable Social Accounts and Contacts"
Click "Save"
Go to "Setup"
Search for "Social" or go to Build->Customize->Social Apps Integration->Social Accounts and Contacts
Uncheck "Enable Social Accounts and Contacts"
Click "Save"