Sharepoint2013-RepopulateNewsfeed.ps1

$UserProfileServiceName = "UPS"
$url = "https://sitecollection"

$proxy  = Get-SPServiceApplicationProxy | ? {$_.Name -eq $UserProfileServiceName}
Update-SPRepopulateMicroblogLMTCache -ProfileServiceApplicationProxy $proxy
 
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.Office.Server")
[System.Reflection.Assembly]::LoadWithPartialName("Microsoft.Office.Server.UserProfiles")

$contextWeb = New-Object Microsoft.SharePoint.SPSite($url)
$ServerContext = [Microsoft.Office.Server.ServerContext]::GetContext($contextWeb)
 
$UserProfileManager = New-Object Microsoft.Office.Server.UserProfiles.UserProfileManager($ServerContext)
 
$Profiles = $UserProfileManager.GetEnumerator();
 
foreach ($oUser in $Profiles ) {
    if ($oUser.item("SPS-PersonalSiteCapabilities").Value -eq 14 ){
        $personalurl = $url + $oUser.item("personalspace").Value
        Write-Host $oUser.item("AccountName").Value
        Update-SPRepopulateMicroblogFeedCache -ProfileServiceApplicationProxy $proxy -accountname $oUser.item("AccountName").Value 
    }
}
 
$contextWeb.Dispose()