psexec -i -s cmd
cd %tmp%
del * /s
cd C:\Windows\SoftwareDistribution
del * /s
exit psexec -i -s cmd
cd %tmp%
del * /s
cd C:\Windows\SoftwareDistribution
del * /s
exit> Microsoft is preparing a patch to solve the problem, which should be rolled out as part of an upcoming update. Until then, you should leave the Windows Update cache untouched. It really isn’t worth the hassle of reinstalling Windows just to clear those files.