This video explains how to change language for Paytm mobile app.
Paytm supports multiple language. If you want to change the app language, just go the Profile.
Scroll down a bit, and tap on Choose Language option.
Here, you will find multiple languages such as, Hindi, Tamil, Telugu, Marathi and many more.
I will select Hindi and tap on Continue button.
Now, you can see the options in Hindi language.
To switch back, go to profile, select English, and tap on Continue button.
Likewise, you can choose your preferred language.
This video explained how to change Language for Paytm mobile app.