Skip to content
Lebara Blog

旅行者的公共 Wi-Fi 安全提示

Public Wi-Fi Safety Tips for Travellers

Free wi fi in airports, hotels, and coffee shops keeps travellers connected, but these networks can expose your login credentials, messages, and credit card details if you connect carelessly. Understanding how to stay safe on public wi fi networks is essential for anyone who travels regularly. Quick-start safety

什么是 Wi-Fi 通话以及如何在国外使用它

What Is Wi‑Fi Calling and How to Use It Abroad

Wi‑Fi calling lets you make and receive calls and send text messages through a wifi network instead of relying on your mobile signal. It uses your regular phone number and built in dialer—no extra apps required. Most modern smartphones, including recent iPhones and android devices, have wifi calling

最适合旅行者的云存储应用程序

Best Cloud Storage Apps for Travellers

Imagine standing on a cliffside in the Azores, capturing a perfect sunset on your phone, only to see the dreaded “Storage Full” notification pop up. Or worse, losing your device with three weeks of irreplaceable travel memories on a crowded metro in Barcelona. These scenarios aren’t hypothetical. The

旅行时如何使用双卡双待手机

How to Use Dual SIM Phones When Travelling

Key Takeaways Introduction: Why Dual SIM Phones Are Perfect for Travel A dual SIM phone lets you keep your home number active for incoming calls and texts while using a cheaper local or travel SIM for mobile data. This simple setup helps travellers avoid surprise roaming bills that

最佳廉价机票预订应用程序

Best Flight Booking Apps for Cheap Tickets

Finding cheap flights has become both easier and more complicated in 2026. With so many apps competing for your attention, knowing which ones actually deliver the best deals can save you hundreds of dollars on your next trip. This guide breaks down the top flight booking apps, explains

如何仅用手机驾车游览苏格兰高地

How to Travel the Scottish Highlands by Car Using Only Your Phone

Driving through the Scottish Highlands with nothing but your mobile phone for navigation, bookings, and local information sounds ambitious—and it is. But with the right preparation, this approach works remarkably well across routes like Glencoe, the Isle of Skye, and the famous North Coast 500. This guide walks

如何为国际旅行解锁手机

How to Unlock Your Phone for International Travel

Planning a trip abroad in 2026? Before you pack your bags, there’s one smartphone task that could save you hundreds in roaming charges: making sure your mobile phone is unlocked. This guide walks you through everything from checking your lock status to completing the unlocking process with your

如何在旅行中延长电池寿命

How to Extend Battery Life While Travelling

Modern travellers in 2026 depend on smartphones for almost everything: scanning digital boarding passes, navigating unfamiliar streets, translating foreign menus, and capturing moments in high resolution. All of this convenience comes at a cost—your phone battery drains faster than ever when you need it most. Consider a typical

如何只用手机游览冰岛环城公路

How to Travel Iceland’s Ring Road Using Only Your Phone

A trip to Iceland’s Ring Road sounds like it demands stacks of paper maps, printed reservations, and maybe a dedicated GPS device from the car rental counter. It doesn’t. With the right preparation, your smartphone handles navigation, bookings, payments, safety checks, and even aurora photography for the entire

移动网络漫游的技术原理

How Roaming Works Technically in Mobile Networks

When your mobile phone connects to a foreign network in a different country, a complex chain of technical processes fires up behind the scenes. This article explains how roaming works technically in mobile networks, covering the signalling, authentication, routing, and billing mechanisms that make international connectivity possible. Roaming