KB3172614 http://download.windowsupdate.com/c/msdownload/update/software/updt/2016/07/windows8.1-kb3172614-x64_e41365e643b98ab745c21dba17d1d3b6bb73cfcc.msu
KB4033428 http://download.windowsupdate.com/c/msdownload/update/software/updt/2017/07/windows8.1-kb4033428-x64_6a48934e05183527ce3d476a15b0285d71781e72.msu
KB3179574(Rollup 2016-08) http://download.windowsupdate.com/d/msdownload/update/software/updt/2016/08/windows8.1-kb3179574-x64_f0a5e2ff991aec5e6978aa808f287f1b21195d6e.msu
-KB4598285(Monthly Update 2021-01) http://download.windowsupdate.com/d/msdownload/update/software/secu/2021/01/windows8.1-kb4598285-x64_7ee28aa249afc9b4ebf3d491e5fa529a31bc29e7.msu
+KB4601384(Monthly Update 2021-02) http://download.windowsupdate.com/c/msdownload/update/software/secu/2021/02/windows8.1-kb4601384-x64_dbeb8b3f9ab1e96c25ab9e70149170bcc0cbdf4e.msu
KB2966826(.Net Framework 3.5) http://download.windowsupdate.com/d/msdownload/update/software/secu/2014/07/windows8.1-kb2966826-x64_72425c975269efb37b5452e6e568406376915416.msu
KB2966828(.Net Framework 3.5) http://download.windowsupdate.com/c/msdownload/update/software/secu/2014/07/windows8.1-kb2966828-x64_f31ebcfd6846f6f8685d8fc9f842c29a950a7ea0.msu
KB2894852(.Net Framework 3.5) http://download.windowsupdate.com/c/msdownload/update/software/secu/2014/08/windows8.1-kb2894852-v2-x64_cd898a5af78d71b6f514da958d00912a2ab6f041.msu
KB3122651(.Net Framework 3.5) http://download.windowsupdate.com/d/msdownload/update/software/secu/2015/12/windows8.1-kb3122651-x64_e61449eeb47a155b5f1be51ed7e076599c522dd3.msu
KB3127222(.Net Framework 3.5) http://download.windowsupdate.com/c/msdownload/update/software/secu/2016/01/windows8.1-kb3127222-x64_12907814077e7b409aef1cb31c2f9ff26cec9e28.msu
KB4049017(.Net Framework 3.5) http://download.windowsupdate.com/d/msdownload/update/software/secu/2017/09/windows8.1-kb4040981-x64_acc8f5a9ac418dad332e87a117c21ef8c96b983c.msu
-KB4598502(.Net Framework 3.5 Rollup 2021-01) http://download.windowsupdate.com/d/msdownload/update/software/secu/2020/10/windows8.1-kb4578953-x64_a69c4f610be6fcb6ff81d6668314c833f14cfed1.msu
-KB4598502(.Net Framework 4.5.2 Rollup 2021-01) http://download.windowsupdate.com/d/msdownload/update/software/secu/2020/10/windows8.1-kb4578956-x64_dda3af4d84bf29cdfb666a7bede3324632d445af.msu
+KB4603004(.Net Framework 3.5 Rollup 2021-02) http://download.windowsupdate.com/d/msdownload/update/software/secu/2020/10/windows8.1-kb4578953-x64_a69c4f610be6fcb6ff81d6668314c833f14cfed1.msu
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KB4486105(.Net Framework 4.8) http://download.windowsupdate.com/d/msdownload/update/software/ftpk/2019/08/windows8.1-kb4486105-x64_26d83dc113a24ef81997d12c7657f664c22b3c54.msu
KB4087514(.Net Framework 4.8 ja-JP) http://download.windowsupdate.com/d/msdownload/update/software/ftpk/2019/08/windows8.1-kb4486119-x64_8dbdff828f7ce69b85dfa79118e4e7089df31ada.msu
KB4579979(.Net Framework 4.8 Rollup 2020-10) http://download.windowsupdate.com/d/msdownload/update/software/secu/2020/10/windows8.1-kb4578976-x64-ndp48_e6029cd1fdd9c5561ea4cd8819d247138f987c20.msu
-KB4598502(.Net Framework 4.8 Rollup 2021-01) http://download.windowsupdate.com/d/msdownload/update/software/updt/2021/01/windows8.1-kb4597253-x64-ndp48_423b08b74cc8eb6ef824078ea123919605b8ec52.msu
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KB2880582(IME) http://download.windowsupdate.com/c/msdownload/update/software/defu/2014/11/jpnzip_x64_33c077eaffc0ad3f2e43a87434844d4794e3a9e7.cab
KB2880582(IME) http://download.windowsupdate.com/c/msdownload/update/software/defu/2015/03/jpnstd_x64_d6ec3c9c0a33421a2c44849865b0cf29bcaea12d.cab
KB2880582(IME) http://download.windowsupdate.com/d/msdownload/update/software/defu/2015/05/jpnhap_x64_3c1a8fba51c5737d7ddb79189a493444a6819b40.cab