Adobe Reader Digital Signature
Now days, all Government documents come with digital signature to verify if it is original or not. People use Adobe reader and other PDF document viewer to open these files but the digital signature shows a "?" Question Mark. It shows error that digital signature is not verified.
A question mark in digital signature in Adobe Reader can indicate that there is a problem with the signature or that the signature is not trusted. This can happen due to many issues like:
1. The signature is not valid:
2. The certificate is not trusted:
3. The certificate chain is not complete:
It is very easy to fix this problem. After digital signature is verified, you will get a Green Tick (✓) instead of Yellow Question Mark (?).
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How to Fix Question Mark in Aadhaar and PAN Card
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Fix Question Mark in Any Document
Here is a step by step guide to fix digital signature in any PDF document. Use these steps to remove Question mark and convert to Green check mark.
1. Right Click on Question Mark
2. Click on "Show Signature Properties"
3. Click on "Show Signer's Certificate"
4. Click on "Trust Tab"
5. Click "Add to Trusted Certificates".
6. Click on "OK"
6. Click on "OK" Again
6. Click on "OK" once more
2. Click on "Validate Signature".
The Question Mark will change to Green Check Mark.
Conclusion
I hope your problem is fixed. If you need professional computer repair service in Kolkata or Howrah, you can call us.
If I helped, please let me know in the comments:)