Open the MyJio app
Sign in with your Jio number
Check the plan validity on the home screen
Dial 1991 from your Jio number
Follow the IVR to hear your plan validity
Send SMS BAL to 199 from your Jio number
Check validity on the Jio website by logging into your account
Use the Jio prepaid balance and plan details section in MyJio
Check the recharge confirmation SMS for validity details