Open Command Prompt. e.g. Press Win + R, type "cmd" and click OK. "Win" button is button with Windows logo.
Navigate to the folder where tool is located. For instance, your tool is downloaded to C:\Users\dima\Documents\Downloads folder. In this case type following commands:
C:
cd C:\Users\dima\Documents\Downloads
Run "service_disclosure dump". Application will store all services that are run in SHARE_PROCESS mode to services.txt file (some kind of backup file). If you know Process ID of the svchost.exe, you can pass it as optional parameter (e.g. "service_disclosure dump 1234")
Run "service_disclosure modify". Application will configure all services from services.txt file to run in OWN_PROCESS mode.
Reboot. Note: After reboot your services will consume more memory than usually. It is expected.