To send the output of a PowerShell cmdlet to a file use Out-File.

Syntax:

.\pwrshl.ps1 | Out-File -FilePath .\my.log

Notes:

• Use the -NoClobber to prevent from overriding an existing output file
• There are ways to specify the output file encoding type

References:

https://docs.microsoft.com/en-us/powershell/module/microsoft.powershell.utility/out-file