Scenario: Exchange accounts have a max of 10 ActiveSync devices per account. This script will remove stale devices that are older then 180 days.
The initial report will take hrs to run. the code is listed below. This will run and export the results to a CSV file.
$DevicesToRemove = Get-ActiveSyncDevice -result unlimited | Get-ActiveSyncDeviceStatistics | where {$_.LastSuccessSync -le (Get-Date).AddDays(“-180”)}| Export-CSV C:scriptsstaleeas.csv
The code below will remove the device by pulling the list from the CSV you created above.
import-staleeas.CSV | foreach-object {Remove-ActiveSyncDevice -Identity $_.guid -confirm:$False}
Ex-Shell 