Your comments

The bug was fixed and you can track comments again.
All you need is to open the comments section menu to the top-right.

To track comments click on the top-right corner of the comments section. 

Thank you for reporting this bug. I updated our tech team and we are working on a fix.

Thank you for reporting this bug. I will ask our dev team to fix this issue.

For sorting click the column header.

Tap the number of comments mentioned under the article headline.

Try closing the app and relaunching it and let us know if that worked for you.

Click the symbol column header "Symbol" to rearrange the sort order.

Can you be more specific? What error do you see?

Have you trues logging out or reinstall the app?