Add spacing around connector label in Microsoft Visio

Question

How can I add some spacing around connector label in Microsoft Visio?

Example (text of interest in red rectangle):

should be:

Adding spaces in the text only works for adding margin on the left, but doesn't seem to work for right margin.

I use Microsoft Visio 2013 Professional on Windows 7 SP1 x64 Ultimate.

Answer 1

Edit the connector text, then at the far right-hand end

menu Insert -> Symbol -> More Symbols -> Special Characters

and select Non-breaking space.