This question went into moderation and was marked as spam. I decided to let it through because I think you deserve an answer here.
The bottom line is, we won't help you install a commercial application that HAS to be paid for, for free. That's software piracy and is something that we, as professionals, are opposed to. Now, it's not all bad news for you. If you want an office package, there's no need to use Office 365. You could use the completely free
Open Office[
^] instead. This has everything you need from an office suite.