Dial 121 from your Airtel number
Follow the IVR prompts
Select the option for customer care or speak to an executive
Press the key for “Talk to a customer care executive” when prompted
If needed, choose the complaint or service-related option first
Use the Airtel Thanks app and go to Help or Support
Use the Airtel website chat or support section
Call 198 for complaints and request an executive
Keep your Airtel number and account details ready
Try calling during non-peak hours if the line is busy