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/2295810/

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

• N100, V100, C200
• G50
• Edge E320, Edge E325
• L410, L510, L412, L512, L420, L520, L421
• R50, R50e, R50p, R51, R51e, R52, R60, R60e, R60i, R61, R61e, R61i
• R400, R500
• SL300, SL400, SL400c, SL410, SL500, SL500c, SL510
• T41, T41p, T42, T42p, T43, T43p, T60, T60p, T61, T61p
• T400, T400s, T410, T410i, T410s, T410si, T420, T420i, T420s, T420si, T500, T510, T510i, T520, T520i
• W500, W510, W520, W700, W700ds, W701, W701ds
• X31, X32, X40, X41, X41 Tablet, X60, X60s, X60 Tablet, X61, X61s, X61 Tablet
• X100e, X120e, X121e, X200, X200s, X200 Tablet, X201, X201i, X201s X201 Tablet, X220, X220i, X220 Tablet, X220i Tablet, X300, X301
• Z60m, Z60t, Z61e, Z61m, Z61p, Z61t
• Reserve Edition

Supported Operating Systems:

• Microsoft Windows Vista 32-bit, 64-bit SP1, SP2

Where:

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

Version 1.00

• (New) Added support for ThinkPad X121e, Edge E320, Edge E325
• (New) Added support for ThinkPad T420, T420i, T420s, T420si, T520, T520i, W520, X220, X220i, X220 Tablet, X220i Tablet
• (New) Added support for ThinkPad L421.
• (New) Added support for ThinkPad L420, L520.
• (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. Locate the folder where the file was downloaded.
6. Locate the file that was downloaded and double-click it.
7. Follow the instructions on the screen. All the necessary files will be extracted to the folder selected in this step.
8. Locate the folder where the files were extracted in the step 7.
9. Double-click osv051ww.exe file to extract this package onto the hard drive. The default extraction location is C:\DRIVERS\OSFIXES\VISTA.

[Installing files]

10. Make sure to be logged on with administrative privileges.
11. Go to the folder where this package was extracted in step 9.
12. Double-click Windows6.0-KB2295810-86.msu file (for Windows Vista 32-bit) or Windows6.0-KB2295810-64.msu file (for Windows Vista 64-bit).
13. 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 KB2295810 listed under the Microsoft Windows group, and then click Uninstall.
6. Follow the instructions on the screen to complete uninstallation and restart the computer.