Black screen after quickly swiping up and down on the Windows 8.1 lock screen

This article describes a black screen issue if the Camera app can be started by swiping down on the lock screen in Windows 8.1. The update has prerequisites.

Symptoms

Assume that your settings allow the Camera app to start by swiping down on the lock screen in Windows 8.1, so that swiping up and down may cause the Camera app and the touch keyboard to appear at the same time. In this situation, when you push the power button two times, the system resumes to an unresponsive black screen together with only the Camera app icon visible in the lower-left.

Resolution

To resolve this issue, we have released an update for Window 8.1. Even though this issue has only been observed in Windows 8.1, the update also applies to Windows Server 2012 R2 and Windows RT 8.1.

How to obtain this update

Method 1: Windows Update

This update is available from Windows Update.

Method 2: Microsoft Download Center

The following files are available for download from the Microsoft Download Center:

Operating system

Update

All supported x86-based versions of Windows 8.1

Download Download the package now.

All supported x64-based versions of Windows 8.1

Download Download the package now.

All supported x64-based versions of Windows Server 2012 R2

Download Download the package now.

Note The update for Windows RT 8.1 can be obtained only from Windows Update.

For more information about how to download Microsoft support files, click the following article number to view the article in the Microsoft Knowledge Base:

119591 How to obtain Microsoft support files from online services Microsoft scanned this file for viruses. Microsoft used the most current virus-detection software that was available on the date that the file was posted. The file is stored on security-enhanced servers that help prevent any unauthorized changes to the file.

Update detail information

Prerequisites

To install this update, you must have April 2014 update rollup for Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2 (2919355) installed.

Registry information

To apply this update, you do not have to make any changes to the registry.

Restart requirement

You may have to restart the computer after you apply this update.

Update replacement information

This update does not replace a previously released update.

The global version of this update installs files that have the attributes that are listed in the following tables. The dates and the times for these files are listed in Coordinated Universal Time (UTC). The dates and the times for these files on your local computer are displayed in your local time together with your current daylight saving time (DST) bias. Additionally, the dates and the times may change when you perform certain operations on the files.

Windows 8.1 and Windows Server 2012 R2 file information and notes


  • The files that apply to a specific product, milestone (RTM, SPn), and service branch (LDR, GDR) can be identified by examining the file version numbers as shown in the following table:

    Version

    Product

    Milestone

    Service branch

    6.3.960 0.17 xxx

    Windows RT 8.1, Windows 8.1, and Windows Server 2012 R2

    RTM

    GDR

  • The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed separately in the "Additional file information" section. MUM, MANIFEST, and the associated security catalog (.cat) files, are very important to maintain the state of the updated components. The security catalog files, for which the attributes are not listed, are signed with a Microsoft digital signature.

For all supported x86-based versions of Windows 8.1

File name

File version

File size

Date

Time

Platform

Authui-ppdlic.xrm-ms

Not applicable

2,894

29-Jan-2015

03:18

Not applicable

Authui.dll

6.3.9600.17669

2,459,136

29-Jan-2015

00:49

x86

For all supported x64-based versions of Windows 8.1 or Windows Server 2012 R2

File name

File version

File size

Date

Time

Platform

Authui-ppdlic.xrm-ms

Not applicable

2,894

29-Jan-2015

03:57

Not applicable

Authui.dll

6.3.9600.17669

2,773,504

29-Jan-2015

00:59

x64

Authui-ppdlic.xrm-ms

Not applicable

2,894

29-Jan-2015

03:18

Not applicable

Authui.dll

6.3.9600.17669

2,459,136

29-Jan-2015

00:49

x86

For all supported Windows RT 8.1

File name

File version

File size

Date

Time

Platform

Authui-ppdlic.xrm-ms

Not applicable

2,894

29-Jan-2015

02:26

Not applicable

Authui.dll

6.3.9600.17669

2,282,496

29-Jan-2015

00:39

Not applicable


Additional file information


Additional file information for Windows 8.1 and for Windows Server 2012 R2


Additional files for all supported x86-based versions of Windows 8.1

File property

Value

File name

X86_33545f73c491b573541b3ea80f289367_31bf3856ad364e35_6.3.9600.17669_none_abebcae6eeaa476c.manifest

File version

Not applicable

File size

719

Date (UTC)

29-Jan-2015

Time (UTC)

12:58

File name

X86_microsoft-windows-a..on-authui-component_31bf3856ad364e35_6.3.9600.17669_none_71919fa12b5ca72e.manifest

File version

Not applicable

File size

69,324

Date (UTC)

29-Jan-2015

Time (UTC)

03:21

Additional files for all supported x64-based versions of Windows 8.1 and of Windows Server 2012 R2

File property

Value

File name

Amd64_2d7c3e68fd1e120b2eac7617b945a4ba_31bf3856ad364e35_6.3.9600.17669_none_5139135126962827.manifest

File version

Not applicable

File size

723

Date (UTC)

29-Jan-2015

Time (UTC)

12:58

File name

Amd64_33545f73c491b573541b3ea80f289367_31bf3856ad364e35_6.3.9600.17669_none_080a666aa707b8a2.manifest

File version

Not applicable

File size

721

Date (UTC)

29-Jan-2015

Time (UTC)

12:58

File name

Amd64_microsoft-windows-a..on-authui-component_31bf3856ad364e35_6.3.9600.17669_none_cdb03b24e3ba1864.manifest

File version

Not applicable

File size

69,332

Date (UTC)

29-Jan-2015

Time (UTC)

04:00

File name

X86_microsoft-windows-a..on-authui-component_31bf3856ad364e35_6.3.9600.17669_none_71919fa12b5ca72e.manifest

File version

Not applicable

File size

69,324

Date (UTC)

29-Jan-2015

Time (UTC)

03:21

Additional files for all supported Windows RT 8.1

File property

Value

File name

Arm_e8d7429f21f8f5180325de4e30675e4a_31bf3856ad364e35_6.3.9600.17669_none_8adfaa56aad83113.manifest

File version

Not applicable

File size

719

Date (UTC)

29-Jan-2015

Time (UTC)

12:58

File name

Arm_microsoft-windows-a..on-authui-component_31bf3856ad364e35_6.3.9600.17669_none_719411f92b59c5f4.manifest

File version

Not applicable

File size

69,324

Date (UTC)

29-Jan-2015

Time (UTC)

02:27




Workaround

To work around this issue, push and hold the power button to shut down the device, and then push it again to start the device.

More Information

The setting that allows the Camera app to start from the lock screen can be disabled:

  1. Swipe in from the right edge of the screen.

  2. Tap or click Settings.

  3. Select Change PC Settings.

  4. Tap or click PC and devices.

  5. On the Lock screen page, under Camera, switch off Swipe down on the lock screen to use the Camera.


References

See the terminology that Microsoft uses to describe software updates.

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