Included QFE and the description are listed as below:

Go to the following Microsoft site to get the detailed information.

• http://support.microsoft.com/kb/958685/

	Supported ThinkPad Systems
	Supported Operating Systems
	Summary of Changes
	Installation Instructions
	Uninstallation Instructions

• Edge 11, Edge 13, Edge 14, Edge 15
• Edge 10, Edge 30, Edge 31, Edge 40, Edge 50
• Edge E120, Edge E125, Edge E220s, Edge E320, Edge E325, Edge E420, Edge E420s, Edge E425, Edge E520,Edge E525
• L410, L412, L421, L510, L512, L420, L520
• R60, R60e, R60i, R61, R61e, R61i
• R400, R500
• SL300, SL400, SL400c, SL410, SL500, SL500c, SL510
• T60, T60p, T61, T61p
• T400, T400s, T410, T410i, T410s, T410si, T420s, T420si, T420, T420i, T520, T520i.
• T500, T510, T510i
• W500, W510, W520
• W700, W700ds, W701, W701ds
• X1
• X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
• X100e, X120e, X121e, X200, X200s, X200 Tablet
• X201, X201i, X201s, X201 Tablet
• X220, X220 Tablet, X220i, X220i Tablet
• X300, X301

Supported Operating Systems

• Microsoft Windows 7 32-bit, 64-bit

Where:

• [Important] Important update
• (New) New function or enhancement
• (Fix) Correction to existing function

Version 1.00

• (New) Added support for ThinkPad Edge E425, Edge E525.
• (New) Added support for ThinkPad X121e,Edge E120, Edge E125, Edge E320, Edge E325
• (New) Added support for ThinkPad X1.
• (New) Added support for ThinkPad X220, X220i, X220 Tablet, X220i Tablet.
• (New) Added support for ThinkPad Edge E220s, Edge E420, Edge E520.
• (New) Added support for ThinkPad W520.
• (New) Added support for ThinkPad L421.
• (New) Added support for ThinkPad T420s, T420si, L420,L520, Edge E420s.
• (New) Added support for ThinkPad T420, T420i, T520,T520i.
• (New) Added support for ThinkPad X120e.
• (New) Added support for ThinkPad Edge 11", 13", E10, E31.
• (New) Initial release.

This section assumes to use Internet Explorer and Windows Explorer.

[Downloading file]

1. Click once on the underlined file name. Once this is done, some pop-up windows will appear.
2. Follow the instructions on the screen.
3. In the window to choose Run or Save, click the Save button.
4. Choose the folder you would like to download the file to and click the Save button. A different window will appear and the download will begin and complete. Once the download has completed, there may or may not be a message stating that the download completed successfully.

[Extracting file]

5. Make sure to be logged on with administrative privileges.
6. Locate the directory where the file was downloaded.
7. Locate the file that was downloaded and double-click it.
8. Follow the instructions on the screen.
9. In the "Select Destination Location" window, click Next. If you would like to select a different folder, click Browse.
10. In the "Ready to Install" window, click Install. All the necessary files will be extracted to the folder selected in the step 9.

[Installing files]

11. Make sure the checkbox next to "Install ..... now" is checked and click Finish.
12. Follow the instructions on the screen to complete installation and restart the computer.

Finally delete the file saved in Step 4.

1. Start Windows and logon with the user ID authorized as an administrator.
2. Click Start, and click Control Panel.
3. Click Control Panel Home, and click Programs.
4. Click View installed updates.
5. Select the update module (KB958685) listed under the Microsoft Windows group, and then click Uninstall.
6. Follow the instructions on the screen to complete uninstallation and restart the computer.