How to Upgrade Angular Version in Existing Angular Project

Riddhi Kumari Singh
3 min readDec 26, 2021

Just like Web and the entire web ecosystem, Angular is continuously improving. Angular balances continuous improvement with a strong focus on stability and making updates straightforward. Keeping your Angular application up-to-date enables you to take advantage of leading-edge new features, as well as optimizations and bug fixes.

☝️Note: Here we will see the update from version 12.2.0 to 13.1.2

This article contains information and steps to help you upgrade the Angular version in an existing project.

Let’s Dive In

Step 1: Install an Angular Project

Create a project by running the command:

$ ng new angular-tour

open the package.json project

Here we can able to see, the project which is been created is in version 12.2.0

package.json

Step 2: Upgrade the Angular Version

Open the Terminal and run the command:

$ npx --legacy-peer-deps  @angular/cli@13 update @angular/core@13 @angular/cli@13

and again see the package.json

Now your project angular version will get updated and you’ll be able to see 13.1.2 instead of 12.2.0

updated package.json

Your Angular version is updated in your existing Angular Project

Now, you can run the Angular application by using the below command:

$ ng serve

Step 3: Test the work

Startup the server and open the project URL on the browser.

The project URL is http://localhost:4200

Hit this URL on the browser

angular app

Now you are good to go with your app creation.

Conclusion

In this article, We have seen, how to upgrade the angular version in an existing Angular Project.

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