Dear @Tushar_Gole,
If you have cancelled the connection before installation and have not received your Rs. 1000 deposit refund, register your complaint with Jio customer care at 1800-896-9999 or use the MyJio app to raise a refund request. You can also email your issue to care@jio.com for quicker resolution. For more help, use this information:
If the issue persists, you may consider filing a complaint with the Consumer Helpline at https://consumerhelpline.gov.in.
If still need help, reply to us.