There may be situations where the admin user is not able to sign the form 16 document digitally from their admin login due to various reasons.
- Digital signature certificate is not recognizing (DSC)
- Solution: Admin need to check the DSC is inserted correctly in the USB portal
- Admin need to check the DSC is installed in the system
- Admin need to also have complete administrator access since the digital signer option is available only for the user who have the administrator rights
Useful Links for Reference