Help Desk

Sort your APN settings—quick steps for perfect connectivity.

Bring eSIM to Android—everything you need to get started.

Can I tether my eSIM service to use as a WiFi hotspot?: smart tips for staying connected with eSIM.

Can I use a standard eSIM service on an Apple watch: smart tips for staying connected with eSIM.

Cannot activate eSIM error on an iPhone: smart tips for staying connected with eSIM.

eSIM coverage decoded—connect across the globe with confidence.

Currency error message: smart tips for staying connected with eSIM.

Data ( the internet ) doesn’t work: smart tips for staying connected with eSIM.

Does O2/Vodafone Travel or the O2 SMS Only plan allow iMessage activation?: smart tips for staying connected with eSIM.

Devices have used plastic removeable SIM cards for years, but the arrival of an embedded SIM (eSIM) marks a new era for your phones, tablets and smart watches. And luckily for us, there are many great eSIM compatible devices already on the market.

How do I cancel my service?: smart tips for staying connected with eSIM.

How do I check how much Data I have left?: smart tips for staying connected with eSIM.

How can I check the eSIM serial number (ICCID)?: smart tips for staying connected with eSIM.

How do I enter eSIM DP+ and activation code manually?: smart tips for staying connected with eSIM.

How do I get a new QR code?: smart tips for staying connected with eSIM.

How do I get Facetime working with the eSIM in my iPhone: smart tips for staying connected with eSIM.

How do I get iMessage working with the eSIM in my iPhone?: smart tips for staying connected with eSIM.

How do I install an eSIM plan in a TicWatch Pro 4G?: smart tips for staying connected with eSIM.

Fix your payment issues—why cards fail and what to do.

How do I lift the Age Restriction Bar on my line?: smart tips for staying connected with eSIM.

How do i reconnect my line?: smart tips for staying connected with eSIM.

How do I use voicemail on my O2 eSIM?: smart tips for staying connected with eSIM.

How many eSIM services can an iPhone eSIM hold?: smart tips for staying connected with eSIM.

Track your eSIM data usage—stay in control on the go.

How to dial a local number while on roaming with my Vodafone/O2 plan?: smart tips for staying connected with eSIM.

Bring eSIM to Android—everything you need to get started.

How to install an eSIM on Samsung Galaxy S20 / S20+ / S21 / S21+ devices?: smart tips for staying connected with eSIM.

How to install and use your eSIM: smart tips for staying connected with eSIM.

How to install eSIM service on a Samsung Galaxy Watch3 or Watch4: smart tips for staying connected with eSIM.

How to install eSIM service on an iPhone: smart tips for staying connected with eSIM.

I am not able to browse some sites: smart tips for staying connected with eSIM.

International Calling: smart tips for staying connected with eSIM.

iPhone download ( scan QR code ) error messages: smart tips for staying connected with eSIM.

Locked phone: smart tips for staying connected with eSIM.

Fix your payment issues—why cards fail and what to do.

Blazing-fast 5G eSIM—instant access to the future of mobile.

Problems logging into Twitter: smart tips for staying connected with eSIM.

Port your number with ease—no hassle, full control.

Service Update: smart tips for staying connected with eSIM.

It’s not just smartphone users who get to enjoy all the flexibility and features of eSIM technology. There are a few tablets with eSIM capabilities on the market too.

Blazing-fast 5G eSIM—instant access to the future of mobile.

Watches with an eSIM: smart tips for staying connected with eSIM.

What are the overage charges for my O2 Premium plan?: smart tips for staying connected with eSIM.

What is included in my O2 Domestic UK plan?: smart tips for staying connected with eSIM.

eSIM coverage decoded—connect across the globe with confidence.

Fix your payment issues—why cards fail and what to do.

Blazing-fast 5G eSIM—instant access to the future of mobile.

Blazing-fast 5G eSIM—instant access to the future of mobile.

Blazing-fast 5G eSIM—instant access to the future of mobile.

Fix your payment issues—why cards fail and what to do.

Fix your payment issues—why cards fail and what to do.

What product would you recommend?: smart tips for staying connected with eSIM.

When does my data allowance renew?: smart tips for staying connected with eSIM.

When does my plan/bundle start?: smart tips for staying connected with eSIM.

eSIM coverage decoded—connect across the globe with confidence.

Blazing-fast 5G eSIM—instant access to the future of mobile.

Why should I trust eSIM.net?: smart tips for staying connected with eSIM.