# Enhancements and Issues Resolved in This Release

This section describes enhancements introduced and issues resolved in this release of the Sentinel LDK Run-time Environment.

### Enhancements in Version 8.31

Reference | Description
--- | ---
SM-108300 | Admin Control Center help system now describes how to set a user name for the ACC administrator. Setting a user name helps to improve security for Admin Control Center. For details, open the Admin Control Center help. From the list of links at the bottom of the pages, click Configuration > Managing User Access to Admin License Manager Information > Setting a User Name for the ACC Administrator.

### Issues Resolved in Version 8.31

Reference | Description
--- | ---
SM-104739 | When the Windows user names includes non-unicode characters as in Korean and Chinese names, installing a rebranded RTE returns "EMSUrl.properties processing" error.
SM-102367 | In some cases, RTE installation would fail with error -536870329.