Opened documents for sign in internet browser is damaged or improper

Hello!
I was use e-signature mobile for document digital signing. Open document in internet browser (Chrome), authenticate me in mobile phone, and convert document to .edoc. Or open .edoc and verify.
After install AVG ULTIMATE 2022 all documents opens like "damaged or improper".
(there eSignature eParaksts)
Please help!
Thanks!

Thanks, Dinesh Krishnan, foranswer!
Not sure i am receive email with any advice, yet?

Hello Ints. 
Thank you for contacting AVG Support Community. 
We regret the inconvenience this may have caused.
We will certainly check and help you. 
We do have a specialized team who deals with mobile queries.
In this regard, please contact our mobile team directly using the below link, they will certainly look into your queries/ concerns and help you with the appropriate solution through email. 
https://support.avg.com/support_contact_form?l=en
After clicking the above link, please select the operating system as "Android or iOS" and fill in other requested details. Finally, click on "request answer via email" which will submit a ticket to our mobile team.
Please refer to the below article to submit your queries using your mobile app.  
https://support.avg.com/SupportArticleView?l=en&urlName=Mobile-Contact-AVG-Support&q=How+to+contact+support+through+the+Mobile+Contact+Form&supportType=home 
Thank you for your understanding.

Thank you for updating the status, Ints.

Glad to hear that our remote team were able to resolve your issue.
Feel free to get back to us if you need any assistance from AVG. We'd be happy to help you.
Have a great day!

Thanks, Sreenu Yadavalli, for answer!
Sorry, looks like i miss your email. May be have deleted from spam.
Can i receive another. I will be more careful.

Hello Ints, 

Thank you for writing back to us. We need to check which AVG program causing this issue. So, let us disable AVG programs one by one and check it. Refer the below article to know how to disable AVG Anti-virus :

Temporarily disabling AVG AntiVirus protection

To disable AVG Secure VPN, you can just open the program and click on the toggle button to turn off it. Please check it and let us know the status. We look forward for your response.

Thank you for writing back to us, Ints.
Sure, we will send you an email again and please reply to that email for further assistance.
Thank you.

Thanks, Veeramani Sivakumar, for answer!

I have try that options, look images below link Google photos album:
https://photos.app.goo.gl/RxjtsEKLmnpjAxDy7