How to Add HOST file Entry using PowerShell?

Here is the nifty PowerShell script to add HOST file entry using PowerShell:

$HostFile = 'C:\Windows\System32\drivers\etc\hosts'

# Create a backup copy of the Hosts file
$dateFormat = (Get-Date).ToString('dd-MM-yyyy hh-mm-ss')
$FileCopy = $HostFile + '.' + $dateFormat  + '.copy'
Copy-Item $HostFile -Destination $FileCopy

#Hosts to Add
$Hosts = @("", "Intranet", "")

# Get the contents of the Hosts file
$File = Get-Content $HostFile

# write the Entries to hosts file, if it doesn't exist.
foreach ($HostFileEntry in $Hosts) 
    Write-Host "Checking existing HOST file entries for $HostFileEntry..."
    #Set a Flag
    $EntryExists = $false
    if ($File -contains " `t $HostFileEntry") 
        Write-Host "Host File Entry for $HostFileEntry is already exists."
        $EntryExists = $true
    #Add Entry to Host File
    if (!$EntryExists) 
        Write-host "Adding Host File Entry for $HostFileEntry"
        Add-content -path $HostFile -value " `t $HostFileEntry"

SharePoint HOST File PowerShell

Add entry to HOST file using PowerShell

Salaudeen Rajack

Salaudeen Rajack - Information Technology Expert with Two decades of hands-on experience, specializing in SharePoint, PowerShell, Microsoft 365, and related products. Passionate about sharing the deep technical knowledge and experience to help others, through the real-world articles!

One thought on “How to Add HOST file Entry using PowerShell?

  • This is a nifty script for adding host entries. Would you know if there is a similar one to remove the entries for cleanup?


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