Applies to:
Microsoft .NET Framework 4.8
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.
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)
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.
How to obtain and install the update
Microsoft Update Catalog
This update is available for download from the Microsoft Update Catalog website.
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.
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
Note:Â The MANIFEST files (.manifest) and the MUM files (.mum) that are installed for each environment are listed 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.
Additional file information
x64 Windows 8.1 and Windows Server 2012 R2
File name |
File version |
File size |
Date |
Time |
Platform |
Mscorlib.dll |
4.8.4067.0 |
5,439,248 |
05-Nov-2019 |
02:07 |
x64 |
Normidna.nlp |
Not applicable |
59,342 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfc.nlp |
Not applicable |
47,076 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfd.nlp |
Not applicable |
40,566 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkc.nlp |
Not applicable |
67,808 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkd.nlp |
Not applicable |
61,718 |
26-Jun-2019 |
22:11 |
Not applicable |
Clrjit.dll |
4.8.4067.0 |
1,365,264 |
05-Nov-2019 |
02:07 |
x64 |
Clr.dll |
4.8.4067.0 |
11,270,424 |
05-Nov-2019 |
02:07 |
x64 |
Compatjit.dll |
4.8.4067.0 |
1,280,792 |
05-Nov-2019 |
02:07 |
x64 |
Mscordacwks.dll |
4.8.4067.0 |
1,808,656 |
05-Nov-2019 |
02:07 |
x64 |
Mscordbi.dll |
4.8.4067.0 |
1,661,712 |
05-Nov-2019 |
02:07 |
x64 |
Mscorlib.ni.dll |
4.8.4067.0 |
23,084,680 |
05-Nov-2019 |
02:09 |
x64 |
Peverify.dll |
4.8.4067.0 |
273,176 |
05-Nov-2019 |
02:07 |
x64 |
Sos.dll |
4.8.4067.0 |
929,256 |
05-Nov-2019 |
02:07 |
x64 |
Mscorlib.dll |
4.8.4067.0 |
5,678,568 |
05-Nov-2019 |
02:09 |
x86 |
Normidna.nlp |
Not applicable |
59,342 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfc.nlp |
Not applicable |
47,076 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfd.nlp |
Not applicable |
40,566 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkc.nlp |
Not applicable |
67,808 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkd.nlp |
Not applicable |
61,718 |
26-Jun-2019 |
22:11 |
Not applicable |
Clrjit.dll |
4.8.4067.0 |
561,432 |
05-Nov-2019 |
02:09 |
x86 |
Clr.dll |
4.8.4067.0 |
8,044,520 |
05-Nov-2019 |
02:09 |
x86 |
Mscordacwks.dll |
4.8.4067.0 |
1,315,096 |
05-Nov-2019 |
02:09 |
x86 |
Mscordbi.dll |
4.8.4067.0 |
1,195,800 |
05-Nov-2019 |
02:09 |
x86 |
Mscorlib.ni.dll |
4.8.4067.0 |
21,044,352 |
05-Nov-2019 |
02:09 |
x86 |
Peverify.dll |
4.8.4067.0 |
190,464 |
05-Nov-2019 |
02:09 |
x86 |
Sos.dll |
4.8.4067.0 |
775,136 |
05-Nov-2019 |
02:09 |
x86 |
x86 Windows 8.1
File name |
File version |
File size |
Date |
Time |
Platform |
Mscorlib.dll |
4.8.4067.0 |
5,678,568 |
05-Nov-2019 |
02:09 |
x86 |
Normidna.nlp |
Not applicable |
59,342 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfc.nlp |
Not applicable |
47,076 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfd.nlp |
Not applicable |
40,566 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkc.nlp |
Not applicable |
67,808 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkd.nlp |
Not applicable |
61,718 |
26-Jun-2019 |
22:11 |
Not applicable |
Clrjit.dll |
4.8.4067.0 |
561,432 |
05-Nov-2019 |
02:09 |
x86 |
Clr.dll |
4.8.4067.0 |
8,044,520 |
05-Nov-2019 |
02:09 |
x86 |
Mscordacwks.dll |
4.8.4067.0 |
1,315,096 |
05-Nov-2019 |
02:09 |
x86 |
Mscordbi.dll |
4.8.4067.0 |
1,195,800 |
05-Nov-2019 |
02:09 |
x86 |
Mscorlib.ni.dll |
4.8.4067.0 |
21,044,352 |
05-Nov-2019 |
02:09 |
x86 |
Peverify.dll |
4.8.4067.0 |
190,464 |
05-Nov-2019 |
02:09 |
x86 |
Sos.dll |
4.8.4067.0 |
775,136 |
05-Nov-2019 |
02:09 |
x86 |
Windows RT 8.1
File name |
File version |
File size |
Date |
Time |
Platform |
Mscorlib.dll |
4.8.4067.0 |
5,678,752 |
05-Nov-2019 |
02:05 |
Not applicable |
Normidna.nlp |
Not applicable |
59,342 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfc.nlp |
Not applicable |
47,076 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfd.nlp |
Not applicable |
40,566 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkc.nlp |
Not applicable |
67,808 |
26-Jun-2019 |
22:11 |
Not applicable |
Normnfkd.nlp |
Not applicable |
61,718 |
26-Jun-2019 |
22:11 |
Not applicable |
Clrjit.dll |
4.8.4067.0 |
687,352 |
05-Nov-2019 |
02:05 |
Not applicable |
Clr.dll |
4.8.4067.0 |
7,476,176 |
05-Nov-2019 |
02:05 |
Not applicable |
Mscordacwks.dll |
4.8.4067.0 |
1,358,824 |
05-Nov-2019 |
02:05 |
Not applicable |
Mscordbi.dll |
4.8.4067.0 |
1,212,672 |
05-Nov-2019 |
02:05 |
Not applicable |
Mscorlib.ni.dll |
4.8.4067.0 |
22,699,144 |
05-Nov-2019 |
02:09 |
Not applicable |
Sos.dll |
4.8.4067.0 |
685,000 |
05-Nov-2019 |
02:05 |
Not applicable |
x64 Windows 8.1 and Windows Server 2012 R2
File property |
Value |
---|---|
Amd64_12bf98110085a49afe2d40225bea3e0c_b03f5f7f11d50a3a_4.0.9696.16910_none_9f521142e1e65c55.manifest |
|
Not applicable |
|
912 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_45fce526f62628d66fa22437cde0bdff_b03f5f7f11d50a3a_4.0.9696.16910_none_d0117937189865b3.manifest |
|
Not applicable |
|
922 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_4ee237ccda81f60511a2b385e1bddc78_b03f5f7f11d50a3a_4.0.9696.16910_none_27ad47028c3484e2.manifest |
|
Not applicable |
|
922 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_5546b65711e0a1bfbe30c461b35675a2_31bf3856ad364e35_4.0.9696.16910_none_fbc1ada52de42028.manifest |
|
Not applicable |
|
654 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_6ca4689c671bc28d4a8c98a44200ac31_b77a5c561934e089_4.0.9696.16910_none_61873a79a1e4dd55.manifest |
|
Not applicable |
|
900 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_7df6fe95f8df50c42789d71af12617a7_b03f5f7f11d50a3a_4.0.9696.16910_none_6a6f51d25616361e.manifest |
|
Not applicable |
|
920 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_90849f92c7d52c87d48819deb1501cbe_b03f5f7f11d50a3a_4.0.9696.16910_none_5311f12cde58cd40.manifest |
|
Not applicable |
|
918 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_aef7fefefa8a6256533e177ecc4e748e_b03f5f7f11d50a3a_4.0.9696.16910_none_a9540f86dd020fe5.manifest |
|
Not applicable |
|
928 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_cb9917a6a030b921bb4562b8b964b112_b03f5f7f11d50a3a_4.0.9696.16910_none_aba21e9b8a8bfa90.manifest |
|
Not applicable |
|
912 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_mscorlib_b77a5c561934e089_4.0.9696.16910_none_55ef37783b3506cc.manifest |
|
Not applicable |
|
129,186 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_58d395f30305c6ac.manifest |
|
Not applicable |
|
2,152 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_74c355f36dfebb8b.manifest |
|
Not applicable |
|
29,935 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-compatjit_dll_31bf3856ad364e35_4.0.9696.16910_none_b60cfa05491c826c.manifest |
|
Not applicable |
|
2,123 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_1a3c628f826d681b.manifest |
|
Not applicable |
|
3,640 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_3bb1016a9535e78b.manifest |
|
Not applicable |
|
2,919 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_09f1ca8c494f61da.manifest |
|
Not applicable |
|
2,095 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-peverify_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_6c2458954659dd1c.manifest |
|
Not applicable |
|
2,052 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Amd64_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_1bf460a4b3516271.manifest |
|
Not applicable |
|
2,032 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
Update.mum |
|
Not applicable |
|
2,176 |
|
07-Nov-2019 |
|
05:42 |
|
Not applicable |
|
X86_mscorlib_b77a5c561934e089_4.0.9696.16910_none_9d9c6e4f4fb12fd2.manifest |
|
Not applicable |
|
110,596 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_a080ccca1781efb2.manifest |
|
Not applicable |
|
2,144 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_bc708cca827ae491.manifest |
|
Not applicable |
|
29,927 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_61e9996696e99121.manifest |
|
Not applicable |
|
3,622 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_835e3841a9b21091.manifest |
|
Not applicable |
|
2,911 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_519f01635dcb8ae0.manifest |
|
Not applicable |
|
2,087 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-peverify_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_b3d18f6c5ad60622.manifest |
|
Not applicable |
|
2,044 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_63a1977bc7cd8b77.manifest |
|
Not applicable |
|
2,024 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
x86 Windows 8.1
File property |
Value |
---|---|
Update.mum |
|
Not applicable |
|
1,762 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_02d46d747a03c29f1e846f4eca122c4b_b03f5f7f11d50a3a_4.0.9696.16910_none_49369da86ca3d4a1.manifest |
|
Not applicable |
|
630 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_3bdff13a66885dff8cf6f3b100cf0250_b03f5f7f11d50a3a_4.0.9696.16910_none_a86db03211f7553a.manifest |
|
Not applicable |
|
622 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_4afefdb131563228e0f2279be6046e26_b03f5f7f11d50a3a_4.0.9696.16910_none_4aca397f834ccedc.manifest |
|
Not applicable |
|
627 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_8c9734f11fa81b4b87e4ebb917d44924_b03f5f7f11d50a3a_4.0.9696.16910_none_d5aa4689c18fd05d.manifest |
|
Not applicable |
|
625 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_8e0dfcd5fda26fef810f1878c929073f_b03f5f7f11d50a3a_4.0.9696.16910_none_3baca03ff877b925.manifest |
|
Not applicable |
|
627 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_b6b0ae33f919ec74a95c90cecc54291d_b77a5c561934e089_4.0.9696.16910_none_18f2f360a6a8dd5e.manifest |
|
Not applicable |
|
616 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_d89fa322e76b4e357d5c26de9f329b9c_b03f5f7f11d50a3a_4.0.9696.16910_none_94488d63d0c57af7.manifest |
|
Not applicable |
|
622 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_f0e23a3065134c19754331bb714463f2_b03f5f7f11d50a3a_4.0.9696.16910_none_2db047793e83c87a.manifest |
|
Not applicable |
|
626 |
|
07-Nov-2019 |
|
05:19 |
|
Not applicable |
|
X86_mscorlib_b77a5c561934e089_4.0.9696.16910_none_9d9c6e4f4fb12fd2.manifest |
|
Not applicable |
|
110,596 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_a080ccca1781efb2.manifest |
|
Not applicable |
|
2,144 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_bc708cca827ae491.manifest |
|
Not applicable |
|
29,927 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_61e9996696e99121.manifest |
|
Not applicable |
|
3,622 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_835e3841a9b21091.manifest |
|
Not applicable |
|
2,911 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_519f01635dcb8ae0.manifest |
|
Not applicable |
|
2,087 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-peverify_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_b3d18f6c5ad60622.manifest |
|
Not applicable |
|
2,044 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
X86_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_63a1977bc7cd8b77.manifest |
|
Not applicable |
|
2,024 |
|
07-Nov-2019 |
|
05:18 |
|
Not applicable |
|
Windows RT 8.1
File property |
Value |
---|---|
Arm_116d18252dfc5265487ea9b3c92e0a48_b03f5f7f11d50a3a_4.0.9696.16910_none_610f3cb5ac82d702.manifest |
|
Not applicable |
|
625 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_1730662d37ba82b383648838e57ef71f_b03f5f7f11d50a3a_4.0.9696.16910_none_963aeb41469b3999.manifest |
|
Not applicable |
|
622 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_81ce8a067425f2c2b59bc8fad25bcb1b_b03f5f7f11d50a3a_4.0.9696.16910_none_9d9245fceb67c05e.manifest |
|
Not applicable |
|
630 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_8ce97b31d2dfeffcd9bf98cf76751e82_b03f5f7f11d50a3a_4.0.9696.16910_none_95315345830f9c60.manifest |
|
Not applicable |
|
622 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_9340f8ff9051ec1daaf49db8cc788cd3_b77a5c561934e089_4.0.9696.16910_none_b9d122577c13cb02.manifest |
|
Not applicable |
|
616 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_9bac7647b4622fbc1d3000495b5e9c71_b03f5f7f11d50a3a_4.0.9696.16910_none_53dbb1d237749eb8.manifest |
|
Not applicable |
|
626 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_bfbda167a140c5e1ebe207b875b2b45b_b03f5f7f11d50a3a_4.0.9696.16910_none_3ec4d827d0fcd877.manifest |
|
Not applicable |
|
627 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_mscorlib_b77a5c561934e089_4.0.9696.16910_none_9d9c3aeb4fb181bc.manifest |
|
Not applicable |
|
110,596 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_netfx4-clrjit_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_a08099661782419c.manifest |
|
Not applicable |
|
2,144 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_netfx4-clr_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_bc705966827b367b.manifest |
|
Not applicable |
|
29,927 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_netfx4-mscordacwks_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_61e9660296e9e30b.manifest |
|
Not applicable |
|
3,622 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_netfx4-mscordbi_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_835e04dda9b2627b.manifest |
|
Not applicable |
|
2,911 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_netfx4-mscorlib_ni_b03f5f7f11d50a3a_4.0.9696.16910_none_519ecdff5dcbdcca.manifest |
|
Not applicable |
|
2,087 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Arm_netfx4-sos_dll_b03f5f7f11d50a3a_4.0.9696.16910_none_63a16417c7cddd61.manifest |
|
Not applicable |
|
2,024 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
Update.mum |
|
Not applicable |
|
1,762 |
|
07-Nov-2019 |
|
05:45 |
|
Not applicable |
|
How to obtain help and support for this update
-
Help for installing updates: Windows Update FAQ
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Protect yourself online and at home: Windows Security support
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Local support according to your country: International Support