---
title: "How can developers migrate from Bootstrap 4 to Bootstrap 5?"  
description: "How can developers migrate from Bootstrap 4 to Bootstrap 5?"  
author: "Utpal Vishwas"  
published: 2023-04-23  
updated: 2023-11-21  
canonical: https://www.mindstick.com/forum/157964/how-can-developers-migrate-from-bootstrap-4-to-bootstrap-5  
category: "bootstrap"  
tags: ["bootstrap", "bootstrap 5"]  
reading_time: 3 minutes  

---

# How can developers migrate from Bootstrap 4 to Bootstrap 5?

How can [developers](https://www.mindstick.com/articles/12875/blunders-you-must-avoid-while-hiring-java-developers-to-get-the-best-fulfilling-your-needs) [migrate](https://www.mindstick.com/forum/159667/how-to-migrate-the-sql-server-database-to-a-lower-version) from [Bootstrap](https://www.mindstick.com/articles/1555/image-viewer-using-bootstrap-carousel) 4 to Bootstrap 5?

## Replies

### Reply by Aryan Kumar

Migrating from Bootstrap 4 to Bootstrap 5 involves updating your existing codebase to use the latest version of the framework. While Bootstrap 5 retains many concepts from Bootstrap 4, there are certain changes and improvements. Here is a general guide for developers to migrate from Bootstrap 4 to Bootstrap 5:

### 1. Review Bootstrap 5 Documentation:

- Familiarize yourself with the Bootstrap 5 documentation to understand the changes, new features, and updated components. Pay attention to the migration-related information provided in the documentation.

### 2. Backup Your Project:

- Before making any changes, create a backup of your project to ensure you can revert to the Bootstrap 4 version if needed.

### 3. Update Bootstrap CSS and JS Files:

- Replace the Bootstrap 4 CSS and JS files with the Bootstrap 5 versions. You can include the latest Bootstrap files directly from a content delivery network (CDN) or download them from the official Bootstrap website.

```plaintext
<!-- Bootstrap 5 CSS -->
<link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/css/bootstrap.min.css" rel="stylesheet">

<!-- Bootstrap 5 JS (Optional, for components requiring JavaScript) -->
<script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.0/dist/js/bootstrap.bundle.min.js"></script>
```

### 4. Update Custom Styles and Overrides:

- Review any custom styles you've added or overrides you've made to Bootstrap classes. Some class names or styling may have changed, so adjust your styles accordingly.

### 5. Update Navbar Markup:

- If you are using the Navbar component, there have been changes in the markup structure. Review and update your Navbar code according to the Bootstrap 5 documentation.

### 6. Update Grid System Classes:

- The grid system in Bootstrap 5 has some changes, particularly in the way columns are sized. Update your grid system classes based on the Bootstrap 5 documentation.

### 7. Update Forms:

- If you are using forms, Bootstrap 5 has introduced some changes to form controls and styles. Update your form-related code according to the Bootstrap 5 documentation.

### 8. Update Components and Features:

- Review the components and features you are using (e.g., Cards, Modals, Alerts) and check for any changes or improvements in Bootstrap 5. Update your code accordingly.

### 9. Remove Deprecated Features:

- Bootstrap 5 might have deprecated certain features or components present in Bootstrap 4. Identify and replace deprecated features with their updated equivalents.

### 10. Testing:

```plaintext
- Thoroughly test your application after making the updates to ensure that everything works as expected. Pay attention to the responsiveness, styling, and functionality of your components.
```

### 11. Consideration for JavaScript Changes:

```plaintext
- If you are using Bootstrap's JavaScript components, be aware that some components might require changes in how they are initialized or used. Refer to the Bootstrap 5 documentation for any updates related to JavaScript components.
```

### 12. Update Dependencies:

```plaintext
- If your project uses any third-party libraries or plugins that are dependent on Bootstrap, make sure to update those dependencies to versions compatible with Bootstrap 5.
```

### 13. Consult Bootstrap Migration Guides:

```plaintext
- Bootstrap might provide migration guides or documentation specifically addressing the transition from one major version to another. Consult these resources for additional insights.
```

### Important Note:

Always refer to the official Bootstrap 5 documentation and release notes for the most accurate and up-to-date information on migration. Bootstrap's official GitHub repository and community forums can also be valuable resources for addressing specific issues or questions during the migration process.


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Original Source: https://www.mindstick.com/forum/157964/how-can-developers-migrate-from-bootstrap-4-to-bootstrap-5

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