For bad software, probably a virus/malware/ransomware kind of thing. If it is good software, probably a program that organizes your files, adjusts certain things, but do not record your files (no programs are at the top of my head, sorry).
Microsoft company was founded in 1975
If "Outlook" is one of the options then thats the answer.
Protecting the Power supply
Adding disk Arrays
Install an NLB Cluster