Hudle 2 folder list?

Tesco hudl2
Windows
Lolipop 5.1
Email: hotmail
On screen keyboard only
Can't or don't know how to right click
Want to add afolder to the list on left current folders Inbox draft etc.
Top of list only showing search box and +for new email.
Can't bring up add folder.
Tesco help is as useful as a chocolate teapot.

Many thanks