If you looking for process to register or update digital signature on ICEGate Website, Please follow below steps :-
Step 1: Visit the ICEGATE Website - https://www.icegate.gov.in/
Step 2: Click on Login button, Enter your ICEGate user ID and password and click on Login,
Step 3: Click on View Profile.
Step 4: Select Digital Signature Update and click on Click here to upload DSC.
Step 5: Select the digital certificate that you wish to update.
Step 6: Click on Submit to successfully update the DSC.
For more help, Please visit - https://old.icegate.gov.in/digitalSign/digitalSign.html or contact ICEGate helpline number 1800-3010-1000
If you are facing NO PKI Applet Found - Unable to execute PKI Component functions error, Please read this article - Solution to NO PKI Applet Found - Unable to execute PKI Component functions