Wireless 101 Archives | Ultra Mobile

May 23, 2025

Common mistakes to avoid when switching wireless carriers

Switching wireless carriers can be a little intimidating, especially if you don’t have a ton...

By Ultra Team

Apr 25, 2025

What is GSM?

The wireless industry has its fair share of acronyms: SMS, IMEI, LOL… and one you...

By Ultra Team

Mar 27, 2025

Can You Buy a Phone Plan Online

Being able to purchase essentials like groceries & clothes online has made a world of...

By Ultra Team

Mar 12, 2025

How to Find IMEI Number on iPhone

Nearly every mobile device comes with a unique IMEI number. An IMEI is a lot...

By Ultra Team

Mar 12, 2025

How to find IMEI number on Android

Nearly every mobile device comes with a unique IMEI number, Android phones included. An IMEI...

By Ultra Team

Feb 26, 2025

Common Mistakes People Make When Choosing a Wireless Plan

Choosing a wireless plan for yourself can feel a bit overwhelming nowadays. Whether you’re about...

By Ultra Team

Feb 24, 2025

What is an MVNO?

If you’re tech savvy (or wireless savings savvy) you might have heard the term MVNO...

By Ultra Team

Feb 12, 2025

What is an IMEI number?

First there was BRB, LOL, and now…IMEI. Okay, so you probably haven’t used IMEI the...

By Ultra Team

Dec 3, 2024

What does LTE mean?

Look at the top-right corner of your phone. If you’re connected to 4G at the...

By Ultra Team

Nov 20, 2024

How to switch between eSIM profiles on your device

Did you know that you can have more than one eSIM profile on your phone?...

By Ultra Team

Oct 30, 2024

What is APN?

APN (Access Point Name) is a configuration setting that allows your phone to connect with...

By Ultra Team

Oct 18, 2024

What is the difference between Wi-Fi and Cellular Data?

The main difference between Wi-Fi and Cellular Data (also known as mobile data) is how...

By Ultra Team

Sep 10, 2024

What is SMS?

Cell phones have many, many features nowadays, but one of the very first unique things...

By Ultra Team

Aug 21, 2024

eSIM Security: Protecting Your Digital Identity in a Mobile World

With more and more wireless carriers adopting eSIM technology, it’s expected that people will have...

By Ultra Team

Aug 12, 2024

What is MMS?

If you’ve ever sent a message that used a GIF, audio or even an emoji,...

By Ultra Team

Jun 13, 2024

What is 5G?

There are a lot of wireless terms you probably know the basic meaning behind, but...

By Ultra Team

May 20, 2024

Is eSIM the future? Here are 11 reasons why we think it is

As you shop for phones, you may have heard the term eSIM thrown around. An...

By Ultra Team

Apr 5, 2024

What Uses Data on a Cellphone?

Since IBM released the first smartphone in 1994, cell phones have come a long way....

By Ultra Team

Mar 13, 2024

What is Dual SIM?

Dual SIM technology allows a smartphone to hold and use two different SIM cards simultaneously....

By Ultra Team

Feb 29, 2024

How Much Data Do I Need?

Would everyone benefit from unlimited data? Unlimited plans have their benefits, like larger cellular data...

By Ultra Team

Feb 12, 2024

eSIM vs Physical SIM: A Breakdown Guide

If you’ve ever gotten a new phone and transferred your service, you’re probably somewhat aware...

By Ultra Team

Jan 30, 2024

What is Mobile Hotspot

We’ve all been there: the frustrating cycle of disconnecting and reconnecting to a slow Wi-Fi...

By Ultra Team

Dec 7, 2023

What is Wi-Fi Calling?

You’ve probably heard it mentioned in commercials, read about it online and most likely seen...

By Ultra Team

Dec 7, 2023

What is Data Roaming?

At its core, data roaming is about your mobile phone’s ability to access data services,...

By Ultra Team

Dec 7, 2023

What is an eSIM?

What is an eSIM Card? The term “eSIM” is becoming more and more common in...