These out-of-band updates to fix the printing BSOD issue made a lot of people happy and allow them finally to print again without APC_INDEX_MISMATCH BlueScreens including restarting Windows.

Still BlueScreens after update installation

In this cases, the manual download from the Microsoft Update Catalog with subsequent installation is recommended. In this German comment, there is a note that the out-of-band update was not offered on machines. The sole purpose of these updates is to fix APC_INDEX_MISMATCH BlueScreen when printing. As of March 15, 2021, Microsoft has released unscheduled fix updates for Windows 10 (see Windows 10: Out-of-band Update for Blue Screen printing bug). Further findings can be found in the blog post Patchday: Updates for Windows 7/Server 2008 R2 (March 9, 2021). I had summarized this in the blog post Windows 10 Updates KB5000802/KB5000808 causes BSOD when printing in win32kfull.sys – pulled?. Microsoft itself has confirmed the problem and writes about it:Īfter installing this update, you may see an APC_INDEX_MISMATCH error with a blue screen when you try to print to certain printers in some apps.

Depending on the Windows variant and environment, this ranges from no longer being able to print, to BlueScreens when printing or calling applications from LibeOffice or Microsoft Office. With the security updates of Mathere are printer problems under Windows (especially Windows 10, but also Windows Server and Terminal Server).

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