Windows XP Service Pack 1a (SP1a)

3.9 out of 5 stars 3.9 (54 votes)

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Windows Server 2003/XP / Freeware / 109,256 downloads

Windows XP Service Pack 1a (SP1a) provides the latest security and reliability updates to the Windows XP family of operating systems, and includes Internet Explorer 6 SP1a. Windows XP SP1a is designed to ensure Windows XP platform compatibility with newly released software and hardware, and includes updates that resolve issues discovered by customers or by Microsoft's internal testing team. If you have already installed Windows XP SP1, you do not need to Windows XP SP1a.

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    Windows XP Service Pack 1a

  • Latest Changes

    - Windows XP SP1a does not include or install the Microsoft VM, which provides support for running Java programs

    - The title for the Windows XP Service Pack 1 entry in the Add or Remove Programs tool in Control Panel is changed to "Windows XP Service Pack 1a."

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Reviews of Windows XP Service Pack 1a

  1. 5 out of 5 stars
    bainbridge02

    Reviewing (SP1a) (Aug 19, 2011)

    Just wanted to say I had no problems installing. Everything is running perfectly.

  2. 1 out of 5 stars
    Mako3

    Reviewing (SP1a) (Dec 4, 2004)

    Now whever I boot up my computer it says please insert setup disc, so I do and it still says fatel error! I cant even get to my desktop or on boot up when I press F10 it wont go to my reformatting what do i do so I can use my computer again?

  3. 5 out of 5 stars
    xip

    Reviewing (SP1a) (Feb 9, 2003)

    hey, it didn't screw up my computer

  4. 4 out of 5 stars
    Banquo

    Reviewing (SP1a) (Feb 4, 2003)

    The only change in SP1a is that it does not include Microsoft's Java. If you already have SP1 installed you should not use this. It's only intended for new non-SP1 installations and only if you do not want MS Java. There are no other changes or fixes.

  5. 5 out of 5 stars
    MaNiC

    Reviewing (SP1a) (Feb 4, 2003)

    Hey People
    Kinda of an important question here. I tried to download this update at microsoft windows update but it wouldn't install for some reson. Anyway if I download this will it still work....and also seeing as its so big could someone please tell me what it does? Thx

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