Provide Windows updates on the installation DVD
Required software
Preparations
-  Install Windows Assessment and Deployment Kit (only the deployment tools) 
-  Install PC Welt Patchloader 
-  Download the desired updates with the patchloader (D:\Hotfix) 
-  Create directories: D:\winDVD and D:\winMount 
-  Copy Windows DVD completely to D:\winDVD 
 
Determine version index
dism /get-wiminfo /wimfile:d:\win7dvd\sources\install.wim
 
Slipstream of the updates
Provide image
dism /mount-wim /wimfile:d:\winDVD\sources\install.wim /index:1 /mountdir:d:\winMount
The index number is taken from the previous step.
 
Integrate updates
dism /image:d:\winMount /add-package /packagepath:d:\Hotfix
 
Save image
dism /unmount-wim /mountdir:d:\winMount /commit
 
Create ISO
oscdimg.exe -lWIN -m -u2 -bD:\winDVD\boot\etfsboot.com D:\winDVD D:\win.iso