Option 1 (Quick One): You can send SMS RESET TCL to mobile number 9246828041 from your registered mobile number.
In case you don't receive password on your mobile number, please register your mobile number with DC Windows Team(dc.windows@tcs.com)
OrOption 2: You can send an email to ITservice@tatacapital.com mentioning your domain ID.
In case you want to change your default password, then Click Here