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eSIM & Travel Guide

How to choose an eSIM, connection tips, and travel insights for your overseas trip.

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eSIM Basics · 11 min read EID Number Explained: How to Find It Fast on iPhone and Android By Mihi The EID is the 32-digit serial number of your phone's eSIM chip. What it does, how to find it in seconds, how… Read post eSIM Basics · 16 min read What Is an ICCID Number? Meaning, Format, and Where to Find It By Mihi The ICCID is the unique 19-20 digit serial number of your SIM or eSIM profile. What each digit means, how it differs… Read post How-to & Troubleshooting · 10 min read How Long Does It Take to Activate an eSIM? Real Timelines By Mihi Most eSIMs activate in 1 to 5 minutes; travel eSIMs often under a minute. The two steps of activation, timing by scenario,… Read post International Roaming · 21 min read What Is Data Roaming? 2026 Costs and Cheaper Alternatives By Mihi Data roaming means using mobile data on a foreign partner network, at up to $10 per MB. How it works, 2026 costs… Read post eSIM Basics · 12 min read eSIM Disadvantages: Real Limitations, Myths, and Fixes By Mihi The honest downsides of eSIM: device support, slow transfers, harder troubleshooting, software dependency. Plus the myths (battery, speed, security) and how to… Read post Mobile Internet · 14 min read What Do Internet Speeds Really Mean? Mbps, 4G & 5G for Travelers By Mihi Internet speed is measured in Mbps, and travelers need less than they think: 5 Mbps for the essentials, 25+ only for heavy… Read post Travel eSIM Plans · 17 min read Fair Usage Policy on Unlimited eSIMs: Daily Caps & Throttling By Mihi What a Fair Usage Policy really means on unlimited eSIMs: daily high-speed allowances, what throttled speeds still handle, and how to read… Read post How-to & Troubleshooting · 9 min read How to Buy an eSIM Online: A Simple Guide for Travelers By Mihi Buying an eSIM is a five-minute online purchase: choose a plan, pay, get a QR code by email. How to buy, where… Read post eSIM Basics · 12 min read What Is an eSIM? A Complete Beginner's Guide for Travelers (2026) By Mihi An eSIM is a digital SIM built into your phone: scan a QR code and get data in five minutes. How it… Read post SIM Card Guides · 9 min read SIM vs Nano SIM vs eSIM: Key Differences and Which One to Choose By Mihi SIM, nano SIM, and eSIM all connect your phone to a network but differ in form. SIM sizes over the years, nano… Read post