If a signature is not validated in a PDF, we see Validity unknown with a question mark. You need to validate the signature to make it valid.

This tutorial shows you how to enable and validate Digital Signature for PDF files in the Microsoft Edge browser. You can also view digital signatures in Edge.

How to validate/verify digital signature in e-Aadhaar -Open your e-Aadhaar PDF file. -Enter your pin code as the password. -Right click on '?' ...

Aadhaar card update: How to validate digital signature Aadhaar card is one of the important documents for every Indian citizen. It is required for anything from opening a bank account to filing ...