23.3. Configuring PowerTab
The heart of the PowerTab configuration is the PowerTabConfig.xml file. It is stored next to your PowerShell profile script; under Windows Vista, that is most likely the C:\Users\<UserName>\Documents\WindowsPowerShell folder. The XML content is pretty readable, and it is very easy to find your way around the file and to edit it by hand. Settings are exposed in the form of properties, and their XML elements look like this:
<Config> <Category>Global</Category> <Name>TabActivityIndicator</Name> <Value>1</Value> <Type>bool</Type> </Config>
As you can probably guess by looking the preceding snippet, you need to change the 1 to 0 if you want to keep PowerTab from showing the [Tab] text at the top-left corner of the shell ...