---
title: "Page 3 | VPN explainers | Tunnel Verdict"
description: "What a VPN does and does not do, in plain terms: IP addresses, leaks, protocols, battery and public Wi-Fi."
url: "https://tunnelverdict.com/blog/explainers/page/3/"
lang: "en"
image: "https://tunnelverdict.com/og/blog.jpg"
alternates:
  es: "https://tunnelverdict.com/es/blog/explicaciones/pagina/3.md"
---

VPN reviews, comparisons and guides

# VPN explainers, page 3

What a VPN does and does not do, in plain terms: IP addresses, leaks, protocols, battery and public Wi-Fi.

Explainer

## [Does a VPN Change Your IP Address and Location](https://tunnelverdict.com/blog/does-a-vpn-change-your-ip-address/)

Does a VPN change your IP address? Learn what changes, why your location can stay the same, how to check for leaks, and what to confirm before paying.

Explainer

## [Split Tunneling: What It Is and When to Use It](https://tunnelverdict.com/blog/split-tunneling/)

Split tunneling lets chosen apps or sites skip the VPN. See which devices support it, how to set it up, and what the excluded traffic gives up.

Explainer

## [Does a VPN Drain Your Battery? What Uses Less](https://tunnelverdict.com/blog/vpn-battery-drain/)

Why a VPN drains your phone battery, which protocol uses less power, what to check if the phone overheats with the VPN on, and settings that help.

Explainer

## [What Is a YubiKey and How Does It Work?](https://tunnelverdict.com/blog/what-is-a-yubikey/)

Learn what is a yubikey and how does it work, compare models and prices, set one up on your accounts, and plan for recovery without a subscription.