How do I install & activate my AVG Ultimate Multi-Device on my Android? My Order No. is 13171

Hello Dr. Prabhati Nautiyal,

We're sorry to hear this. 
We have a specialized team to deal with mobile queries.
To reach them, please visit this https://support.avg.com/support_sales? link and select "Technical Support" tab.
For "are you currently using any paid/trial AVG products?" question, click on "Yes".
Please select operating system as "android" and fill in other requested details.
Finally, click on "request answer via email" which will submit a ticket to our mobile team.
Please keep checking your emails regularly to know the status.
Thank you.

Same as in "Topic". Please help. I have also sought the help earlier, but no response.

Hello Dr. Prabhati Nautiyal,

We're sorry to hear this. 
We have a specialized team to deal with mobile queries.
To reach them, please visit this https://support.avg.com/support_sales? link and select "Technical Support" tab.
For "are you currently using any paid/trial AVG products?" question, click on "Yes".
Please select operating system as "android" and fill in other requested details.
Finally, click on "request answer via email" which will submit a ticket to our mobile team.
Please keep checking your emails regularly to know the status.
Thank you.