|If you have to press F1, to boot into your operating system, it's a hint on an empty CMOS battery.|
"Computer runs slow and some programs (Microsoft Word) issues"
This is another case and has nothing todo with the first issue.
Therefore, you have to check, which programs are installed and not wanted or not needed.
Then you have to uninstall them, especially toolbars.
Often people have installed tons of them, cause they come with shareware or free programs or, it comes with Java.
Then use Ccleaner to clean up the rest of the system and registry and restart the computer.