The first step
Tap "Me" at the bottom navigation bar (1).
Tap the gear icon in the top-right corner to open settings (2).
Select Privacy Settings from the list (3).
Go to Privacy Permission Settings.
Toggle Location to "On" (5).
The second step
Tap the three-dot icon in the top right corner (1).
Select Localization from the menu (2).
Tap Reset Geolocation (3).