"My other question is what Services can I disable in System Services? There were so many disabled that I enabled them all & now I need to know what to disable."
Third-party option is the Black Viper link Cr00zng supplied. The default settings are provided for the services in the list.
Microsoft supplied its own list of default settings.
Default settings for services: Management Services
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As for the start-ups, it depends on what you use your pc for.
If you don't play internet games and/or use software that require Java, then you can uninstall Java and its updater. One down.
If you don't use the hot keys on your laptop to access your media, and use the media software interface instead, you could probably do without the persistent hot key cmd macro. Two down.
The rest depend on what you do with your pc.