To activate call forwarding on Jabber, click on the green symbol in the lower right-hand side of the client.

(The symbol will either be a phone or a PC depending on your device and set-up)

To activate call forwarding, select the line you wish to forward to.

Head to the dropdown menu under 'forward calls'. By default, this should be set to 'none'.

Select a line by hovering over it with your cursor.

Enter the target number under the 'new number' option.

Call forwarding can be deactivated by clicking on the reminder window.