Remove duplicates entries from your path on windows, using PowerShell.

Remove-Duplicates-Path.ps1

$semiColon       = ';'
$pathArray       = $env:PATH -split $semiColon
$uniquePathArray = $pathArray | Select-Object -Unique
$newPath         = ($uniquePathArray -join $semiColon)

[Environment]::SetEnvironmentVariable('PATH', $newPath, [EnvironmentVariableTarget]::User)
# Verify changes using $env:PATH -split $semiColon | ForEach-Object { $_ }