Enable Auto Daylight Saving Time (DST) using Registry File

Article ID: 30339342

Issue / Question

Enable daylight saving time (DST) and allow it to persist even after a cold boot

Applicable To

Windows CE based device

Resolution / Answer

1. Create a registry file (example AutoDst.reg)) which includes the following key


[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Clock]
"AutoDST" = dword:00000001


2. Save and place this registry file in device \Application partition
3. Perform cold boot
4. After a cold boot, DST is automatically enabled

+ Applicable Products

  • MC3000 Mobile Device
  • MC3100 Mobile Computer
  • MC3200 Mobile Computer
  • MC9090 CE Mobile Computer
  • MC9190-G Mobile Computer
  • MC9200 Mobile Computer
  • VC5090 Vehicle-mounted Computer
  • VC70N0
  • WT4000 Wearable Mobile Computer
  • WT41N0