Problem If you try to delete large folders with explorer it could run for several minutes. Also when you try to suppress the moving to recycle bin via SHIFT + DEL. Solution From all variants to do this, rmdir in command prompt is my favorite rmdir /s/q <foldername> btw: deleting of files with good old DOS-del is also a fast way – particularly when you redirect the output: del /f/s/q *.* > nul ......
Problem If you go in Explorer to the GAC folder (%windir%\Assembly) a shell extension gives you a special view of the content there: In this view you couldn’t copy the DLLs to somewhere else. Solution With a special registry intervention you could deactivate the shell extension so that Explorer shows the content in a normal way. But this is like a hack. If you are practiced with command line you could go to the assembly folder And the smartest with explorer is to map a network drive to \\<your ......