This OS Update Package for MC91xx CE6.0 Package resolves following issues related to customer SPRS:
SPR 23284 MC3190 CE6 device with BSP32 has an issue during connection between Appcenter 1.10 (Build 2000) RDP client and own remote server, after several attempts the unit stops responding on keypad and touch screen.
SPR22540 Using IE navigate to customer URL either over Active Sync or Over WLAN and observe the device getting locked up. Recovery from the lockup is forced warm boot.
SPR22765In MC31xxG device using Networking Make a new connection, then goto Security settings, after that enable "preview user name and password" this will cause device to freeze/hang.