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Update for .NET Framework 4.8 for Windows 8.1, RT 8.1, and Server 2012 R2 (KB4530745)

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This update for Windows 8.1, RT 8.1, and Server 2012 R2 includes a fix to an issue introduced in the October 15th Cumulative update. See the Quality and reliability improvements section for more details. Before you install this update, see the Prerequisites and Restart requirement sections.

Important

  • All updates for Windows 8.1, Windows RT 8.1, and Windows Server 2012 R2 require that update KB 2919355 is installed. We recommend that you install update KB 2919355 on your Windows 8.1-based, Windows RT 8.1-based, or Windows Server 2012 R2-based computer so that you receive updates in the future.
  • If you install a language pack after you install this update, you must reinstall this update. Therefore, we recommend that you install any language packs that you need before you install this update. For more information, see Add language packs to Windows.

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Quality and reliability improvements

CLR1

Address an issue where ClickOnce applications and applications creating the default AppDomain with a restricted permission set may observe application launch or application runtime failures, or unexpected behaviors. The observable issue was the System.AppDomainSetup.TargetFrameworkName is null, leading to any quirks enabling reverting back to .NET Framework 4.0 behaviors.


1 Common Language Runtime (CLR)

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Known Issues in this update:

There are no known issues with this update, however, this update resolves a previous known issue. This patch includes improvements to resolve a known issue discussed in KB4519567 that occurs after applying the October Preview of Quality Rollup for .NET Framework 4.8. To resolve this issue, install update for .NET Framework 4.8 for Windows 8.1, RT 8.1, and Server 2012 R2 KB4533004.

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How to obtain and install the update

Microsoft Update Catalog

This update is available for download from the Microsoft Update Catalog website.

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Prerequisites

To apply this update, you must have .NET Framework 4.8 installed.

Restart requirement

You may have to restart the computer after you apply this update if any affected files are being used. We recommend that you exit all .NET Framework-based applications before you apply this update.

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File information

The English (United States) version of this software update installs files that have the attributes that are listed in the following tables.

Windows 8.1, Windows RT 8.1 and Windows Server 2012 R2
x64 Windows 8.1 and Windows Server 2012 R2
File nameFile versionFile sizeDateTimePlatform
Mscorlib.dll4.8.4067.05,439,24805-Nov-201902:07x64
Normidna.nlpNot applicable59,34226-Jun-201922:11Not applicable
Normnfc.nlpNot applicable47,07626-Jun-201922:11Not applicable
Normnfd.nlpNot applicable40,56626-Jun-201922:11Not applicable
Normnfkc.nlpNot applicable67,80826-Jun-201922:11Not applicable
Normnfkd.nlpNot applicable61,71826-Jun-201922:11Not applicable
Clrjit.dll4.8.4067.01,365,26405-Nov-201902:07x64
Clr.dll4.8.4067.011,270,42405-Nov-201902:07x64
Compatjit.dll4.8.4067.01,280,79205-Nov-201902:07x64
Mscordacwks.dll4.8.4067.01,808,65605-Nov-201902:07x64
Mscordbi.dll4.8.4067.01,661,71205-Nov-201902:07x64
Mscorlib.ni.dll4.8.4067.023,084,68005-Nov-201902:09x64
Peverify.dll4.8.4067.0273,17605-Nov-201902:07x64
Sos.dll4.8.4067.0929,25605-Nov-201902:07x64
Mscorlib.dll4.8.4067.05,678,56805-Nov-201902:09x86
Normidna.nlpNot applicable59,34226-Jun-201922:11Not applicable
Normnfc.nlpNot applicable47,07626-Jun-201922:11Not applicable
Normnfd.nlpNot applicable40,56626-Jun-201922:11Not applicable
Normnfkc.nlpNot applicable67,80826-Jun-201922:11Not applicable
Normnfkd.nlpNot applicable61,71826-Jun-201922:11Not applicable
Clrjit.dll4.8.4067.0561,43205-Nov-201902:09x86
Clr.dll4.8.4067.08,044,52005-Nov-201902:09x86
Mscordacwks.dll4.8.4067.01,315,09605-Nov-201902:09x86
Mscordbi.dll4.8.4067.01,195,80005-Nov-201902:09x86
Mscorlib.ni.dll4.8.4067.021,044,35205-Nov-201902:09x86
Peverify.dll4.8.4067.0190,46405-Nov-201902:09x86
Sos.dll4.8.4067.0775,13605-Nov-201902:09x86
x86 Windows 8.1
File nameFile versionFile sizeDateTimePlatform
Mscorlib.dll4.8.4067.05,678,56805-Nov-201902:09x86
Normidna.nlpNot applicable59,34226-Jun-201922:11Not applicable
Normnfc.nlpNot applicable47,07626-Jun-201922:11Not applicable
Normnfd.nlpNot applicable40,56626-Jun-201922:11Not applicable
Normnfkc.nlpNot applicable67,80826-Jun-201922:11Not applicable
Normnfkd.nlpNot applicable61,71826-Jun-201922:11Not applicable
Clrjit.dll4.8.4067.0561,43205-Nov-201902:09x86
Clr.dll4.8.4067.08,044,52005-Nov-201902:09x86
Mscordacwks.dll4.8.4067.01,315,09605-Nov-201902:09x86
Mscordbi.dll4.8.4067.01,195,80005-Nov-201902:09x86
Mscorlib.ni.dll4.8.4067.021,044,35205-Nov-201902:09x86
Peverify.dll4.8.4067.0190,46405-Nov-201902:09x86
Sos.dll4.8.4067.0775,13605-Nov-201902:09x86
Windows RT 8.1
File nameFile versionFile sizeDateTimePlatform
Mscorlib.dll4.8.4067.05,678,75205-Nov-201902:05Not applicable
Normidna.nlpNot applicable59,34226-Jun-201922:11Not applicable
Normnfc.nlpNot applicable47,07626-Jun-201922:11Not applicable
Normnfd.nlpNot applicable40,56626-Jun-201922:11Not applicable
Normnfkc.nlpNot applicable67,80826-Jun-201922:11Not applicable
Normnfkd.nlpNot applicable61,71826-Jun-201922:11Not applicable
Clrjit.dll4.8.4067.0687,35205-Nov-201902:05Not applicable
Clr.dll4.8.4067.07,476,17605-Nov-201902:05Not applicable
Mscordacwks.dll4.8.4067.01,358,82405-Nov-201902:05Not applicable
Mscordbi.dll4.8.4067.01,212,67205-Nov-201902:05Not applicable
Mscorlib.ni.dll4.8.4067.022,699,14405-Nov-201902:09Not applicable
Sos.dll4.8.4067.0685,00005-Nov-201902:05Not applicable

Additional file information
x64 Windows 8.1 and Windows Server 2012 R2
File propertyValue
File nameAmd64_12bf98110085a49afe2d40225bea3e0c_b03f5f7f11d50a3a_4.0.9696.16910_none_9f521142e1e65c55.manifest
File versionNot applicable
File size912
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_45fce526f62628d66fa22437cde0bdff_b03f5f7f11d50a3a_4.0.9696.16910_none_d0117937189865b3.manifest
File versionNot applicable
File size922
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_4ee237ccda81f60511a2b385e1bddc78_b03f5f7f11d50a3a_4.0.9696.16910_none_27ad47028c3484e2.manifest
File versionNot applicable
File size922
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_5546b65711e0a1bfbe30c461b35675a2_31bf3856ad364e35_4.0.9696.16910_none_fbc1ada52de42028.manifest
File versionNot applicable
File size654
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_6ca4689c671bc28d4a8c98a44200ac31_b77a5c561934e089_4.0.9696.16910_none_61873a79a1e4dd55.manifest
File versionNot applicable
File size900
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_7df6fe95f8df50c42789d71af12617a7_b03f5f7f11d50a3a_4.0.9696.16910_none_6a6f51d25616361e.manifest
File versionNot applicable
File size920
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_90849f92c7d52c87d48819deb1501cbe_b03f5f7f11d50a3a_4.0.9696.16910_none_5311f12cde58cd40.manifest
File versionNot applicable
File size918
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_aef7fefefa8a6256533e177ecc4e748e_b03f5f7f11d50a3a_4.0.9696.16910_none_a9540f86dd020fe5.manifest
File versionNot applicable
File size928
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_cb9917a6a030b921bb4562b8b964b112_b03f5f7f11d50a3a_4.0.9696.16910_none_aba21e9b8a8bfa90.manifest
File versionNot applicable
File size912
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_mscorlib_b77a5c561934e089_4.0.9696.16910_none_55ef37783b3506cc.manifest
File versionNot applicable
File size129,186
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_58d395f30305c6ac.manifest
File versionNot applicable
File size2,152
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_74c355f36dfebb8b.manifest
File versionNot applicable
File size29,935
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-compatjit_dll_31bf3856ad364e35_4.0.9696.16910_none_b60cfa05491c826c.manifest
File versionNot applicable
File size2,123
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_1a3c628f826d681b.manifest
File versionNot applicable
File size3,640
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_3bb1016a9535e78b.manifest
File versionNot applicable
File size2,919
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_09f1ca8c494f61da.manifest
File versionNot applicable
File size2,095
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-peverify_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_6c2458954659dd1c.manifest
File versionNot applicable
File size2,052
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameAmd64_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_1bf460a4b3516271.manifest
File versionNot applicable
File size2,032
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size2,176
Date (UTC)07-Nov-2019
Time (UTC)05:42
PlatformNot applicable
File nameX86_mscorlib_b77a5c561934e089_4.0.9696.16910_none_9d9c6e4f4fb12fd2.manifest
File versionNot applicable
File size110,596
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_a080ccca1781efb2.manifest
File versionNot applicable
File size2,144
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_bc708cca827ae491.manifest
File versionNot applicable
File size29,927
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_61e9996696e99121.manifest
File versionNot applicable
File size3,622
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_835e3841a9b21091.manifest
File versionNot applicable
File size2,911
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_519f01635dcb8ae0.manifest
File versionNot applicable
File size2,087
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-peverify_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_b3d18f6c5ad60622.manifest
File versionNot applicable
File size2,044
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_63a1977bc7cd8b77.manifest
File versionNot applicable
File size2,024
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
x86 Windows 8.1
File propertyValue
File nameUpdate.mum
File versionNot applicable
File size1,762
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_02d46d747a03c29f1e846f4eca122c4b_b03f5f7f11d50a3a_4.0.9696.16910_none_49369da86ca3d4a1.manifest
File versionNot applicable
File size630
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_3bdff13a66885dff8cf6f3b100cf0250_b03f5f7f11d50a3a_4.0.9696.16910_none_a86db03211f7553a.manifest
File versionNot applicable
File size622
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_4afefdb131563228e0f2279be6046e26_b03f5f7f11d50a3a_4.0.9696.16910_none_4aca397f834ccedc.manifest
File versionNot applicable
File size627
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_8c9734f11fa81b4b87e4ebb917d44924_b03f5f7f11d50a3a_4.0.9696.16910_none_d5aa4689c18fd05d.manifest
File versionNot applicable
File size625
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_8e0dfcd5fda26fef810f1878c929073f_b03f5f7f11d50a3a_4.0.9696.16910_none_3baca03ff877b925.manifest
File versionNot applicable
File size627
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_b6b0ae33f919ec74a95c90cecc54291d_b77a5c561934e089_4.0.9696.16910_none_18f2f360a6a8dd5e.manifest
File versionNot applicable
File size616
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_d89fa322e76b4e357d5c26de9f329b9c_b03f5f7f11d50a3a_4.0.9696.16910_none_94488d63d0c57af7.manifest
File versionNot applicable
File size622
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_f0e23a3065134c19754331bb714463f2_b03f5f7f11d50a3a_4.0.9696.16910_none_2db047793e83c87a.manifest
File versionNot applicable
File size626
Date (UTC)07-Nov-2019
Time (UTC)05:19
PlatformNot applicable
File nameX86_mscorlib_b77a5c561934e089_4.0.9696.16910_none_9d9c6e4f4fb12fd2.manifest
File versionNot applicable
File size110,596
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_a080ccca1781efb2.manifest
File versionNot applicable
File size2,144
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_bc708cca827ae491.manifest
File versionNot applicable
File size29,927
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_61e9996696e99121.manifest
File versionNot applicable
File size3,622
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_835e3841a9b21091.manifest
File versionNot applicable
File size2,911
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_519f01635dcb8ae0.manifest
File versionNot applicable
File size2,087
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-peverify_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_b3d18f6c5ad60622.manifest
File versionNot applicable
File size2,044
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
File nameX86_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_63a1977bc7cd8b77.manifest
File versionNot applicable
File size2,024
Date (UTC)07-Nov-2019
Time (UTC)05:18
PlatformNot applicable
Windows RT 8.1
File propertyValue
File nameArm_116d18252dfc5265487ea9b3c92e0a48_b03f5f7f11d50a3a_4.0.9696.16910_none_610f3cb5ac82d702.manifest
File versionNot applicable
File size625
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_1730662d37ba82b383648838e57ef71f_b03f5f7f11d50a3a_4.0.9696.16910_none_963aeb41469b3999.manifest
File versionNot applicable
File size622
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_81ce8a067425f2c2b59bc8fad25bcb1b_b03f5f7f11d50a3a_4.0.9696.16910_none_9d9245fceb67c05e.manifest
File versionNot applicable
File size630
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_8ce97b31d2dfeffcd9bf98cf76751e82_b03f5f7f11d50a3a_4.0.9696.16910_none_95315345830f9c60.manifest
File versionNot applicable
File size622
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_9340f8ff9051ec1daaf49db8cc788cd3_b77a5c561934e089_4.0.9696.16910_none_b9d122577c13cb02.manifest
File versionNot applicable
File size616
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_9bac7647b4622fbc1d3000495b5e9c71_b03f5f7f11d50a3a_4.0.9696.16910_none_53dbb1d237749eb8.manifest
File versionNot applicable
File size626
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_bfbda167a140c5e1ebe207b875b2b45b_b03f5f7f11d50a3a_4.0.9696.16910_none_3ec4d827d0fcd877.manifest
File versionNot applicable
File size627
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_mscorlib_b77a5c561934e089_4.0.9696.16910_none_9d9c3aeb4fb181bc.manifest
File versionNot applicable
File size110,596
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_a08099661782419c.manifest
File versionNot applicable
File size2,144
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_bc705966827b367b.manifest
File versionNot applicable
File size29,927
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_61e9660296e9e30b.manifest
File versionNot applicable
File size3,622
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_835e04dda9b2627b.manifest
File versionNot applicable
File size2,911
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_519ecdff5dcbdcca.manifest
File versionNot applicable
File size2,087
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameArm_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_63a16417c7cddd61.manifest
File versionNot applicable
File size2,024
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable
File nameUpdate.mum
File versionNot applicable
File size1,762
Date (UTC)07-Nov-2019
Time (UTC)05:45
PlatformNot applicable

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How to obtain help and support for this update

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Keywords: atdownload, kbbug, kbexpertiseinter, kblangall, kbmustloc, kbsecbulletin, kbsecreview, kbsecurity, kbsecvulnerability, kbsurveynew, kb, kbfix

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Article Info
Article ID : 4530745
Revision : 9
Created on : 12/12/2019
Published on : 12/12/2019
Exists online : False
Views : 168