User profile links all 404 error.

That is a bug, user slug must be user for user profile to work. This will be fixed soon.

displaying-recent-questions php code not working

Try this: https://gist.github.com/rahularyan/ecd00606dc54f2134a65

Theme conflict

Download from github.

Translation of ap-answers-label

I think you haven’t added translation for the plural word?

In Email notifications, cannot remove ‘////////…” characters?

Issue has been fixed, please download AnsPress 2.4-RC from here: https://github.com/anspress/anspress/archive/master.zip and AnsPress email extension from here: https://github.com/anspress/anspress-email/archive/master.zip

How do I remove the words ‘Question Tag’ from Tag page?

This has been been fixed already, do you have latest version of tags extension ?

Is there a character limit to email notifications?

There is no limit by us. This question must be referred to your hosting provider. Cheers.

Ultimate member, WP user frontend pro – addon and anspress

Yes you can, this has been answered many times so kindly use search.