Direct answer
Setup and the decisions you make are useful for location services when they affect how apps are allowed to access location and how network traffic is routed—especially before you travel or switch devices. The main limits are that no setup reliably guarantees anonymity, safety, or access, and results vary with device defaults, app behavior, network conditions, and the particular way a service estimates location.
If you’re a privacy-conscious digital nomad, treat setup as risk reduction and consistency-building, not as a guarantee. After setup, verify what actually happens on your device and in the specific service you care about.
What it means (definitions and operating conditions)
“Setup and decisions” typically include:
- Location permission choices inside your OS and in each app.
- Whether location is enabled globally, per-app, or only while using the app.
- How network routing is configured (for example, through a VPN-like approach, if you use one).
These choices matter when location services rely on multiple signals (GPS/Wi‑Fi/cell signals and device identifiers) and when your network path changes across countries, SIMs, Wi‑Fi networks, and time.
How it works in practice
A simple model:
- You set permissions (what your apps may access).
- Your device collects location signals (only if allowed).
- Apps and websites combine location estimates with network context.
- You decide whether your network choices change the location context presented to services.
Setup is most useful at points of change: before entering a new country, after installing a new app, after switching devices, and after changing connectivity (different Wi‑Fi, carrier, or router).
Components that are usually worth checking
- OS location settings: global toggle and per-app permission.
- “Location accuracy” options (when available) and “while using” vs “always.”
- Background location behavior for apps you don’t need to track constantly.
- Browser/app permission panels and consent banners that affect tracking.
- Network consistency across sessions (because estimation often changes when routes change).
Exceptions and key limitations
- A change in permissions can reduce direct access to GPS, but it may not stop all forms of inference.