# 2.5.3: May 3, 2023

This release contains improvements.

Improved monitoring database performace by setting up sharding, so the database load is spread accross multiple databases and much better handled.
Added alert in UI: If the latest version of WebAccess/DMP Client is not installed on the device, the user is noticed on a Device detail page, Router Apps, where installations are managed.

2FA

Updated wording in billing PDF automatically sent. Changed "Invoice Number" to "Order Number" and added notice that this is not an invoice.