Only VIP users can use the feature to not leave footprints or delete the footprints you have left.
■How not to leave footprints (For iOS and Android)
1. Tap the Settings icon at the top right of the profile page
2. Tap the account name
3. Tap Privacy settings
4. Turn on Hide your footprint (VIP only) under Activity
■How to erase footprints you have left (For iOS and Android)
1. Open the notifications screen
2. Tap the Footprints icon
3. Tap Delete