Time Zone Regional Settings for SharePoint Online

Time Zone Regional Settings Overview

As corporations continue to expand sales into different global markets, their workforce will also reflect this global presence. Time Zone Regional Settings provide a valuable resource within SharePoint Online. Times and Dates are show everyone from Calendar Events, to Created Dates, to  Modified Dates within a given site.

Changing Time Zone Regional Settings (PowerShell)

#Gets the Current Script Directory    
Function Get-ScriptDirectory
{
    $Invocation = (Get-Variable MyInvocation -Scope 1).Value
    Split-Path $Invocation.MyCommand.Path
}
#Load DLLs
$directory = Get-ScriptDirectory;
Set-Location $directory #provide DLLs with the script
Add-Type -Path (Resolve-Path "Microsoft.SharePoint.Client.dll")
Add-Type -Path (Resolve-Path "Microsoft.SharePoint.Client.Runtime.dll")

#Set Credentials
$secstr = New-Object -TypeName System.Security.SecureString
$password.ToCharArray() | ForEach-Object {$secstr.AppendChar($_)}
$AdminCred = new-object Microsoft.SharePoint.Client.SharePointOnlineCredentials($username, $secstr)

#Create Client Context
$ctx = New-Object Microsoft.SharePoint.Client.ClientContext($siteUrl)
$ctx.Credentials = $AdminCred

$ctx.Load($ctx.Web)
$ctx.Load($ctx.Web.RegionalSettings.TimeZone)
$ctx.Load($ctx.Web.RegionalSettings.TimeZones)
$ctx.ExecuteQuery()

#Check existing Timezone
Write-Host "Current Timezone: " $ctx.Web.RegionalSettings.TimeZone.Description;

#Update Timezone
$newTimezone = $ctx.Web.RegionalSettings.TimeZones.GetById(11);
$ctx.Web.RegionalSettings.TimeZone = $newTimezone;
$ctx.Web.Update()
$ctx.ExecuteQuery()

Available Time Zone Regional Settings

For information regarding setting individual time zones, please see Manage user profiles in the SharePoint admin center.