関連ワード:  microsoft net framework installation failed    microsoft .net framework installation error    dot net framework installation error    microsoft net framework 4.8 setup failed    microsoft .net framework 4.8 install error    microsoft .net framework 4 install error windows 7    microsoft .net framework 3.5 installation has failed    microsoft .net framework 4.0 installation has failed with exit code    microsoft net framework failed    dot net framework 3.5 installation error on windows 10  
結果 : microsoft net framework installation failed