Paytm can be integrated into mybooks, you have to enter the registered Paytm information, and Paytm will be integrated into mybooks.
How to get there!
To integrate paytm in myBooks click on Settings> Business settings > Preferences > Integrations.
Integrating Paytm
To integrate Paytm in mybooks click on Paytm. Click on connect in Paytm and enter your Paytm registered merchant id and merchant key. Then click on save and your Paytm account will be integrated with mybooks.