Hi @Sathish_Kumar_S and @iamNairda,
The Invoke PowerShell activity in some of the recent versions is broken.
UiPath Community 2022.12 Release - News / Release Notes - UiPath Community Forum
See here for an alternative to run your scripts using Start-Process. This may need additional workaround such that your PS script output can be consumed by the UiPath Runtime
Just trying to download a file from a website… this should be easy - Help / Activities - UiPath Community Forum