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## **Description**

As previous message styling and wording could be misleading to the user
(he could believe there was an error), it has been decided to use an
informative banner instead.

Please check related Figma design screen:
https://www.figma.com/design/LLt4aaFu1OO9U9UgY5F2Zf/Ledger-error-message-when-connecting-multiple-ledgers?node-id=2-404&t=YBp8SVJBTfG4Z6is-1

[![Open in GitHub
Codespaces](https://github.com/codespaces/badge.svg)](https://codespaces.new/MetaMask/metamask-extension/pull/31905?quickstart=1)

## **Related issues**

Fixes: #31598

## **Manual testing steps**

1. To to device selection page (add hardware account)
2. select ledger device
3. banner should be displayed
4. select another device
5. banner should be hidden

## **Screenshots/Recordings**

<!-- If applicable, add screenshots and/or recordings to visualize the
before and after of your change. -->

### **Before**

<img width="1117" alt="Capture d’écran 2025-04-11 à 20 12 54"
src="https://github.com/user-attachments/assets/6349e9e3-c5b6-48a3-99c2-8924a906d6ec"
/>

### **After**

<img width="1108" alt="Capture d’écran 2025-04-11 à 20 03 10"
src="https://github.com/user-attachments/assets/9d64c139-1901-4236-a39f-0c9a2c264494"
/>

## **Pre-merge author checklist**

- [x] I've followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask
Extension Coding
Standards](https://github.com/MetaMask/metamask-extension/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [x] I’ve included tests if applicable
- [x] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [x] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-extension/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.