Hi Lois,
If you have a look at this link - Norstar Support this gives you help and support to do this.
Hope this helps
Tracey
BT Forum Moderator
If you like a post please click on the star image on the left-hand side of the post.
If someone answers your question correctly please let other Forum members know by clicking on Accept as Solution on the right-hand side of the answer post. Please also consider replying to the post stating that your question has been answered successfully.