DllUnregisterServer In Explorer.exe

I have unregisterd these dlls but it seems they are still registerd and when I am trying to install the application it seems they are still active. How can I unregister them without reseting windows explorer.

regsvr32 /u /s "C:\Program Files (x86)\Internet Download Manager\IDMShellExt64.dll"
regsvr32 /u /s "C:\Program Files\Internet Download Manager\IDMShellExt64.dll"
regsvr32 /u /s "C:\Program Files (x86)\Internet Download Manager\IDMNetMon64.dll"
regsvr32 /u /s "C:\Program Files\Internet Download Manager\IDMNetMon.dll"
regsvr32 /u /s "C:\Program Files (x86)\Internet Download Manager\IDMShellExt.dll"
regsvr32 /u /s "C:\Program Files\Internet Download Manager\IDMShellExt.dll"
regsvr32 /u /s "C:\Program Files (x86)\Internet Download Manager\idmbrbtn.dll"
regsvr32 /u /s "C:\Program Files\Internet Download Manager\idmbrbtn.dll"
REN "C:\Program Files\Internet Download Manager\IDMShellExt64.dll" "IDMShellExt64.dll.old"
REN "C:\Program Files (x86)\Internet Download Manager\IDMShellExt64.dll"  "IDMShellExt64.dll.old"
REN "C:\Program Files (x86)\Internet Download Manager\IDMShellExt.dll" "IDMShellExt.dll.old"
REN "C:\Program Files\Internet Download Manager\IDMShellExt.dll" "IDMShellExt.dll.old"
REN "C:\Program Files (x86)\Internet Download Manager\idmbrbtn.dll" "idmbrbtn.dll.old"
REN "C:\Program Files\Internet Download Manager\idmbrbtn.dll" "idmbrbtn.dll.old"
REN "C:\Program Files (x86)\Internet Download Manager\idmbrbtn64.dll" "idmbrbtn64.dll.old"
REN "C:\Program Files\Internet Download Manager\idmbrbtn64.dll" "idmbrbtn64.dll.old"

REN "C:\Program Files (x86)\Internet Download Manager\IDMNetMon64.dll" "IDMNetMon64.dll.old"
REN "C:\Program Files\Internet Download Manager\IDMNetMon64.dll" "IDMNetMon64.dll.old"
REN "C:\Program Files (x86)\Internet Download Manager\IDMNetMon.dll" "IDMNetMon.dll.old"
REN "C:\Program Files\Internet Download Manager\IDMNetMon.dll" "IDMNetMon.dll.old"
@echo Off
echo Stoping IDM
::Stop IDM
net stop "IDM"
::Kill IDM
echo Killing IDM
taskkill /f /im IDM*
taskkill /f /im IDM.exe
nircmdc closeprocess IDM.exe
@echo Off
echo Stoping IDMIntegrator64.exe
::Stop IDMIntegrator64.exe
net stop "IDMIntegrator64.exe"
::Kill IDMIntegrator64.exe
echo Killing IDMIntegrator64.exe
taskkill /f /im IDMIntegrator64*
taskkill /f /im IDMIntegrator64.exe
nircmdc closeprocess IDMIntegrator64.exe
@echo Off
echo Stoping IEMonitor
::Stop IEMonitor
net stop "IEMonitor"
::Kill IEMonitor
echo Killing IEMonitor
taskkill /f /im IEMonitor*
taskkill /f /im IEMonitor.exe
nircmdc closeprocess IEMonitor.exe
@echo Off
echo Stoping IDMIntegrator64
::Stop IDMIntegrator64
net stop "IDMIntegrator64"
::Kill IDMIntegrator64
echo Killing IDMIntegrator64
taskkill /f /im IDMIntegrator64*
taskkill /f /im IDMIntegrator64.exe
nircmdc closeprocess IDMIntegrator64.exe