> ## Knowledge Base Index
> Fetch the complete knowledge base index at: https://help.instabridge.com/sitemap.xml
> Use this file to discover available pages before exploring further.
> Pure-Markdown content can be obtained by appending a '.md' suffix to the content URLs listed in the sitemap (without the trailing slash).

# How to Set Up Your Instabridge eSIM on iPhone

This article assumes that you have already **installed an Instabridge eSIM**.  
If you have not installed one yet, please see [this article](https://xib.se/s/77000585752) for instructions.

---
## 1. Go to Settings

Open your iPhone’s **Settings** app.

![](https://storage.crisp.chat/users/helpdesk/website/-/a/8/f/5/a8f571c6a6308000/a758f9a8-784e-4aaa-8a75-b0dc18_16ni940.jpg)

---
## 2. Go to Cellular / Mobile Data

Tap **Cellular** (or **Mobile Data**, depending on your iOS version).

![](https://storage.crisp.chat/users/helpdesk/website/-/9/3/8/d/938d97895430a000/904c6e3b-0965-4400-ad93-ae1023_p9sh44.jpg)

---
## 3. Select Your Instabridge eSIM

Under **SIMs**, tap your Instabridge eSIM.

In this example, the eSIM is labeled **“Travel”**, but it may be different on your phone.

![](https://storage.crisp.chat/users/helpdesk/website/-/3/e/6/7/3e679dd2f6958600/1a56bb9d-62ca-476e-81ab-b732ee_12y4qiy.jpg)

---
## 4. Configure the eSIM

1. Make sure **Turn On This Line** is enabled.
2. Set **Voice & Data** to **LTE**.
*(Optional)* Rename your Instabridge eSIM by tapping **Cellular Plan Label**.

![](https://storage.crisp.chat/users/helpdesk/website/-/a/3/2/0/a3202519efdf0000/0b3e6793-f686-4a0f-be21-347c5c_1ey85ed.jpg)

4. Return to the main **Cellular** screen.

---
## 5. Set the Instabridge eSIM for Data

From the **Cellular** screen, tap **Cellular Data**.

![](https://storage.crisp.chat/users/helpdesk/website/-/b/7/a/8/b7a8d4af20595000/0549a3b6-980d-44aa-a3ce-339123_16z7qtm.jpg)

Select the Instabridge eSIM (for example, **“Travel”**).

![](https://storage.crisp.chat/users/helpdesk/website/-/1/d/f/4/1df4ffbbc4043d00/c73d2fff-fab2-49d2-b836-fc68e9_18rob2u.jpg)

3. Go back to the **Cellular** screen.

---
## 6. Set the Instabridge eSIM as Your Default Voice Line

From the **Cellular** screen, tap **Default Voice Line**.

![](https://storage.crisp.chat/users/helpdesk/website/-/8/e/6/1/8e61f25cb9b36000/520289e5-39a7-4edf-b365-6afaa9_i2y2u.jpg)

Select your Instabridge eSIM from the list.

![](https://s3-eu-central-1.amazonaws.com/euc-cdn.freshdesk.com/data/helpdesk/attachments/production/77233030350/original/w_AcV8wWqYWUHZzy61BsJCD4N8Mc27QbEQ.jpg?1757176221)

---

That’s it! Your Instabridge eSIM is now ready for calls, SMS, and data.