# VPN guides & explainers | Zenshield

Straightforward guides to VPNs, sharing and the choices you make online.

Website: https://zenshield.com/learn

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## Understand your connection.

Straightforward guides to VPNs, sharing and the choices you make online.

[Streaming and gaming guides →](https://zenshield.com/blog)[VPN glossary →](https://zenshield.com/glossary)[Free VPN by country →](https://zenshield.com/locations)

13 results

[Explainers

## How to change your public IP address

Choose a VPN, another permitted network or an ISP change based on the address you need to change, then verify the result.

](https://zenshield.com/learn/change-ip-address)[Explainers

## How to check if your VPN is working

Compare public IP, DNS and WebRTC observations, then test the app you use. Learn what each result establishes and what to investigate next.

](https://zenshield.com/learn/check-vpn-working)[Buying guides

## How to choose a VPN

Choose a VPN with a device-and-plan checklist, privacy questions, real-world trial steps and a simple way to compare your shortlist.

](https://zenshield.com/learn/choosing-a-vpn)[Data methods

## How to read our country connectivity data

Understand the World Bank indicators, missing observations, timezone references and licenses behind Zenshield’s country and regional guides.

](https://zenshield.com/learn/country-connectivity-data)[Explainers

## How free VPNs are funded

Understand free tiers, trials, subscriptions and bandwidth sharing, with an allowance example and questions to ask before signing up.

](https://zenshield.com/learn/free-vpn-models)[Explainers

## What a public IP address tells you

Check your public IP before and after connecting, understand unchanged or unexpected results, and know what an IP lookup cannot establish.

](https://zenshield.com/learn/public-ip-address)[Explainers

## How to secure your home Wi-Fi

Review router access, Wi-Fi encryption and connected devices, then decide what a VPN can add to your home connection.

](https://zenshield.com/learn/secure-home-wifi)[Explainers

## How to reduce email tracking

Understand tracking pixels and tagged links, change your email privacy settings, and know where a VPN does and does not help.

](https://zenshield.com/learn/stop-email-tracking)[Explainers

## A VPN and a proxy are different roles

Follow the path of a VPN and a proxy request, understand HTTPS, and distinguish your VPN connection from Zenshield’s bandwidth-sharing role.

](https://zenshield.com/learn/vpn-and-proxy)[Explainers

## VPN protocols: what to compare before switching

Compare protocol support, connection reliability and network restrictions without assuming one protocol wins on every device.

](https://zenshield.com/learn/vpn-protocols)[Explainers

## VPN vs HTTPS: two different parts of the connection

Understand where HTTPS encryption ends, what a VPN adds, and why a VPN does not make an unsafe website trustworthy.

](https://zenshield.com/learn/vpn-vs-https)[Explainers

## VPN vs incognito: what each one hides

Compare local browsing history with network privacy, then choose the controls that fit the information you want to protect.

](https://zenshield.com/learn/vpn-vs-incognito)[Explainers

## What is a VPN and how does it work?

Understand the VPN route, which IP websites see, what HTTPS still does and how to choose a VPN for your device and everyday browsing.

](https://zenshield.com/learn/what-is-a-vpn)