SharePoint Online: Add "Yes/No" Check Box Column to List using PowerShell

Requirement: Add Yes/No Check box column to SharePoint online list using PowerShell

How to Create Yes/No Check box column in SharePoint Online List?
The Yes/No column in SharePoint represents the Boolean datatype. It stores either Yes or No value based on the field's checked or unchecked state. To add Yes/No field to SharePoint Online list,

Browse to your SharePoint Online site and Navigate to the target list in which you want to add Yes/No column.
Under the List tab, click on "Create Column" button in the ribbon.
Provide the Name to your new column, specify the type as "Yes/No Check box"
Fill other optional values such as field description, Default Value and Click on "OK" to create Yes/No check box field in SharePoint Online list.

PowerShell to Create "Yes/No" Check Box Column in SharePoint Online List:

#Load SharePoint CSOM Assemblies
Add-Type -Path "C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\16\ISAPI\Microsoft.SharePoint.Client.dll"
Add-Type -Path "C:\Program Files\Common Files\Microsoft Shared\Web Server Extensions\16\ISAPI\Microsoft.SharePoint.Client.Runtime.dll"

#Custom function to add column to list
Function Add-YesNoColumnToList()
{ 
    param
    (
        [Parameter(Mandatory=$true)] [string] $SiteURL,
        [Parameter(Mandatory=$true)] [string] $ListName,
        [Parameter(Mandatory=$true)] [string] $Name,
        [Parameter(Mandatory=$true)] [string] $DisplayName,
        [Parameter(Mandatory=$false)] [string] $Description="",
        [Parameter(Mandatory=$false)] [string] $DefaultValue = "0"
    )

    #Generate new GUID for Field ID
    $FieldID = New-Guid

    Try {
        $Cred= Get-Credential
        $Credentials = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($Cred.Username, $Cred.Password)

        #Setup the context
        $Ctx = New-Object Microsoft.SharePoint.Client.ClientContext($SiteURL)
        $Ctx.Credentials = $Credentials
        
        #Get the List
        $List = $Ctx.Web.Lists.GetByTitle($ListName)
        $Ctx.Load($List)
        $Ctx.ExecuteQuery()

        #Check if the column exists in list already
        $Fields = $List.Fields
        $Ctx.Load($Fields)
        $Ctx.executeQuery()
        $NewField = $Fields | where { ($_.Internalname -eq $Name) -or ($_.Title -eq $DisplayName) }
        if($NewField -ne $NULL)  
        {
            Write-host "Column $Name already exists in the List!" -f Yellow
        }
        else
        {
            #Define XML for Field Schema
            $FieldSchema = "<Field Type='Boolean' ID='{$FieldID}' DisplayName='$DisplayName' Name='$Name' Description='$Description'><Default>$DefaultValue</Default></Field>"
            $NewField = $List.Fields.AddFieldAsXml($FieldSchema,$True,[Microsoft.SharePoint.Client.AddFieldOptions]::AddFieldInternalNameHint)
            $Ctx.ExecuteQuery()    

            Write-host "New Column Added to the List Successfully!" -ForegroundColor Green  
        }
    }
    Catch {
        write-host -f Red "Error Adding Column to List!" $_.Exception.Message
    }
} 

#Set parameter values
$SiteURL="https://crescent.sharepoint.com"
$ListName="Projects"
$Name="IsActive"
$DisplayName="Is Active"
$Description="Specify if the Project is Active"
$DefaultValue="1" #0 for No / 1 for Yes

#Call the function to add column to list
Add-YesNoColumnToList -SiteURL $SiteURL -ListName $ListName -Name $Name -DisplayName $DisplayName -Description $Description -DefaultValue $DefaultValue

PnP PowerShell to Add Yes/No Column to SharePoint Online List

#Config Variables
$SiteURL = "https://crescenttech.sharepoint.com/sites/marketing"
$ListName= "Projects"

#Connect to PnP Online
Connect-PnPOnline -Url $SiteURL -Credentials (Get-Credential)

#Add Yes/No Field to list
Add-PnPField -Type Boolean -List $ListName -DisplayName "Is Active" -InternalName "IsActive" -AddToDefaultView

Similarly, you can add Yes/No column from XML schema.

#Define XML Schema for currency Field
$FieldXML= "<Field Type='Boolean' Name='IsActive' ID='$([GUID]::NewGuid())' DisplayName='Is Active' Required ='FALSE'></Field>"

#Add Currency Field to list from XML
Add-PnPFieldFromXml -FieldXml $FieldXML -List $ListName

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