To join the EduRev app and access the Principles of Accounting, Accountancy and Financial management content, follow these steps:

1. Download the EduRev app: The EduRev app is available on both Google Play Store and Apple App Store. Download the app on your smartphone or tablet.

2. Sign up or log in: Once you have downloaded the app, sign up or log in to your existing account.

3. Search for Principles of Accounting, Accountancy and Financial management: On the home screen, type "Principles of Accounting, Accountancy and Financial management" in the search bar.

4. Join the course: Click on the course name and join the course to access the content.

5. Interact with the community: The EduRev app has a community of learners and educators. You can engage with the community by asking questions, answering queries, and sharing your knowledge.

6. Explore other courses: Apart from Principles of Accounting, Accountancy and Financial management, EduRev offers a wide range of courses and resources on various subjects. You can explore other courses and enhance your knowledge.

In conclusion, joining the EduRev app and accessing the Principles of Accounting, Accountancy and Financial management content is easy and straightforward. Follow the above steps, and you will be able to access the course in no time.