Open the MyJio app
Sign in with your Jio number
Check the data balance on the home screen
Dial 1299 from your Jio number
Listen to the voice response for balance details
Send an SMS with BAL to 199
Check the balance details in the reply message
Use the Jio website and log in to your account
View your data balance in the account dashboard
Check data usage in your phone’s mobile network settings
Use USSD codes if available for your device and region