How To Update Mobile Number In Gst Portal. Enter the Mobile Number and Email ID which you want to change on GST portal and press SAVE button. A new tab will open requesting your Aadhaar card number.

If Authorised signatory is the same person who is also the proprietor or partner of the business then-. I am here to solve one easy problem as how to change the mobile number or email id on the GST portal. E-mail id of primary authorised signatory.
Enter the New Password that you wish to use to log in to the GST Portal.
Click on PromoterPartner tab. Many a times we enter incorrect number or e-mail id ina. Many registered dealer want to know how to change mobile number and email id in GST Common portal. Click on the option Amendment of registration non-core fields as shown in the picture.

