*

HowTo force a premature update run

The configured WUSCH server is queried every 17-22 hours. Following steps are necessary to force a premature update run:

By hand

  1. The service Automatic Updates has to be stopped therewith change aren't overwritten
  2. Change in the registry below the key HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update:
  3. At last the service Automatic Updates has to be restarted.

By script

  • Copy following script in a .cmd file or download 
 ====================================================
@echo off
Echo This batch file will Force the Update Detection from the AU client by:
Echo 1. Stops the Automatic Updates Service (wuauserv)
Echo 2. Deletes the LastWaitTimeout registry key (if it exists)
Echo 3. Deletes the DetectionStartTime registry key (if it exists)
Echo 4. Deletes the NextDetectionTime registry key (if it exists)
Echo 5. Restart the Automatic Updates Service (wuauserv)

Pause
@echo on
net stop wuauserv
REG DELETE "HKLM\Software\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update" /v LastWaitTimeout /f
REG DELETE "HKLM\Software\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update" /v DetectionStartTime /f
Reg Delete "HKLM\Software\Microsoft\Windows\CurrentVersion\WindowsUpdate\Auto Update" /v NextDetectionTime /f
net start wuauserv

@echo off
Echo This AU client will now check for the Updates on the Local SUS Server.
Echo After 10-20 mts Have a look at C:\Window\Windows update.log
Pause
====================================================