Fellow SharePointers, Below is the  Powershell script to enable Side app loading in Sharepoint online environment. try { [Microsoft.SharePoint.Client.ClientContext]$ClientContext = New-Object Microsoft.SharePoint.Client.ClientContext($siteurl) $ClientContext.Credentials = New-Object Microsoft.SharePoint.Client.SharePointOnlineCredentials($username, $password) $site = $ClientContext.Site; $sideLoadingGuid = new-object System.Guid “AE3A1339-61F5-4f8f-81A7-ABD2DA956A7D” $site.Features.Add($sideLoadingGuid, $true, [Microsoft.SharePoint.Client.FeatureDefinitionScope]::None); $ClientContext.ExecuteQuery(); Write-Host -ForegroundColor Green ‘SideLoading feature is enabled now’ } catch { Write-Host -ForegroundColor Red ‘Error ‘ […]