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Windows 7: How to Check if Service Pack 1 is Installed

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Credits

Originally posted here

Steps

Before downloading and installing SP1 for Windows 7, you need to check if it is already installed or not. This article will show you two methods to verify if SP1 is installed or not. To check if Windows 7 SP1 is already installed, follow the below steps:

  1. Click the Start button http://elmajdal.net/Win7/Downloading_and_Installing_Windows_7_Service_Pack_One/Start-button.jpg, right-click Computer, and then click Properties.

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/1-computer-properties.png

  2. The basic information about your computer page will open

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/2-computer-information.png

  3. If Service Pack 1 is listed under Windows edition, SP1 would be already installed on your computer.

    For example, in the below snapshot, you can see that Windows 7 SP1 is not installed, as the Windows edition is only Windows 7 Ultimate

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/3-windows-7-with-no-sp1.png

    After Windows 7 SP1 is installed, it will be displayed as:

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/6-sp1-installed.png

 

You can also know if SP1 is installed by using winver

  1. Click the Start button http://elmajdal.net/Win7/Downloading_and_Installing_Windows_7_Service_Pack_One/Start-button.jpg, and inside the Search programs and files textbox, type winver and then click on winver.exe

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/4-winver.png

  2. The About Windows page will open.

    The below snapshot is for a Windows 7 without SP1

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/5-about-windows-winver.png

    Whereas this one is for Windows 7 with SP1, as you can see its now Build 7601

    http://elmajdal.net/Win7/How_To_Verify_If_Service_Pack_One_For_Windows_7_Service_Pack_Is_Installed_Or_Not/7-winver-sp1.png

Summary

This article has shown you two different methods to check if SP1 for Windows 7 is already installed on your system or not. Doing so will make you decide whether SP1 for Windows 7 is required or not.