powershell to uninstall program
How to uninstall Windows PowerShell in Windows XP. 1  Click Start, click Run, type appwiz.cpl, and then click OK. 2  Click to select the Show updates check box. 3  In the Currently installed programs list, click Windows PowerShell(TM) 1.0, and then click Remove. Click Start, click Run, type appwiz.cpl, and then click OK. 2  Click to select the Show updates check box. 3  In the Currently installed programs and updates list, locate the entry for the hotfix that installed Windows PowerShell 1.0.