How to update Comodo Internet Security

Hi,
Comodo Internet Security Premium latest version, Windows 8.1,

Download latest version and start installing, but get message remove before old version of Comodo Internet Security.
Some days early manual optimized HDD space and remove C:\ProgramData\Comodo\Installer\cis_setup_x64.msi Installer.
When Uninstall Installed version of Comodo Internet Security for Installing new version get message:
This feature you are trying to use in on a network resource that is unavailable. Click OK to try again, or enter an alternate path to a folder containing the installation package ‘cis_setup_x64.msi’ in the box below.
And Can’t Install new version of Comodo Internet Security or remove old version of Comodo Internet Security.

How to update Comodo Internet Security?

Hi Unnamed1,

Thank you for reporting, could you please check your inbox for pm and respond ?

Thanks
C.O.M.O.D.O RT

Thanks C.O.M.O.D.O RT,
I follow you instructions and get installed new version of Comodo Internet Security.

Hi Unnamed1,

Thank you for your feedback.
Have a nice day.

Thanks
C.O.M.O.D.O RT