Slipstreaming Updates to the Dell Windows 7 Professional Skylake Reinstallation ISO

Tutorial Video

Written Guide

This assumes you are using the Dell Skylake ISOs either G13K9-PW4KGA00_W7SP1PRO64_ROW(DL).iso or V24C6_GGFY7A00_W7SP1PRO64_ROW.iso and have made a Bootable Using Rufus see Downloading a Dell Windows 7 Professional ISO Using the Dell OS Recovery Tool and Making a Bootable USB. This guide will also work with the August 2016 ISOs from Microsoft however you must use a slightly different script, see the bottom of the page:

The File System has to be NTFS as the install.wim which we will create will exceed 4 GB.

The GPT Partition scheme should be used for a UEFI BIOS (2011-2016) models and the MBR Partition scheme should be used for a Legacy BIOS (2009-2011) models.

Open up your Bootable USB:

Select the sources folder:

Scroll until you locate the install.wim and copy it to your Desktop.

Windows Updates

You’ll need to download the following.

The April Servicing Stack:

The Convenience Rollup:

Perquisite Updates for IE11:

IE11 as a Cab File:

For KB2990941 and KB2841134 you either need to email Microsoft or Download the files. Or alternatively Download the Gigabyte Windows USB Tool and extract it.

KB2990941 and KB2841134 are found in:


March 2019 Security Rollup for Windows 7 x64:

Note you only need the latest Security Rollup. Advanced users may use a later roll up and modify the code as discussed later.

Create a Folder called Updates it should contain: KB3020369-x64, KB3125574-x64, KB3125574-x64, KB2729094-x64, KB2670838-x64, KB2834140-x64, KB2639308-x64 and KB4489878-x64

The file names will actually be longer (you should not modify the file names) as the script calls them up using their full name:

Updates folder – the Latest Security Rollup currently KB4489878 should also be present in this folder

Create a folder IE11 which contains the IE11 Cab File:

Basic Drivers

Create a folder called Drivers. For a generic case download the following files:

You want to extract this file to the Desktop. Go to the extracted folder and copy the contents in


To a new folder called Drivers.

You want to extract this file to the Desktop. Go to the extracted folder and copy the contents in


To the folder Drivers, Drivers should look like:

All System Drivers

It is also possible to Download from Dell a Driver Pack which can be slipstreamed giving all Dell Drivers for your model. These are only available for Dell Business Models such as the OptiPlex, Latitude, Precision and some XPS Models. They are not available for the Inspiron Models.

This should be extracted with 7zip and the extracted folder which includes the subfolder of the 64 Bit drivers should be named Drivers:

Lenovo also have Driver Packs for Business Models for a Lenovo use the Lenovo SCCM Driver Packs in place of the Dell Driver Pack.


The install.wim, Updates, IE11 and Drivers folder should all be placed on the C:\ Drive as the slipstream script calls them from there.

Slipstream Script

It is recommended to use Notepad++

Copy the Code Below to a new file in Notepad++


Advanced users may want to check if Microsoft have released a newer Monthly Security Rollup and modify lines 14,29,37 and 51 (or 52) accordingly or only update the index they are interested in to save time. Naturally the corresponding security rollup should be placed in C:\Updates:

Save the file ending in the extension .bat (using All Files as the File Extension).

Power Settings

This script must be run uninterrupted and it takes at least a couple of hours to run so you will want to prevent your computer from going to sleep or for interference from the likes of Windows Update during this time:

Running the Script

Right click the Script file:

Select Run as Administrator:

Accept the User Account Control:

You will be given details about the install.wim and each index on it:

After about an hour the script finishes, you will be given up to date details about the install.wim:

Press any key to exit the Command Prompt. Open up your Bootable USB

Go to the Sources folder:

Replace your old install.wim with your new install.wim

You now have up to date installation media:

Other Guides

Troubleshooting Script

This will release all mounted directories and delete the folders if present. You should delete your install.wim and then try starting again with a fresh one:


Microsoft August 2016 ISOs

The guide above will work with the Microsoft August 2016 ISOs however you must copy both the boot.wim and install.wim from the sources folder. Use the script below to update these:


Solid State Drive Upgrade

Before you use it to Clean Install Windows 7, now is an excellent time to consider upgrading your systems slow access Hard Drive to a fast access Solid State Drive. Clean installation directly onto a SSD will substantially speed up your system. See my guide below for more details:

Additional Notes – the Date Modified of the install.wim does not change it can be modified with the a Hex Editor and the following:


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