I hate the interface for Windows 10, when I have to upgrade at work, kicking and screaming, I'll customize the interface to look "Windows 7" like. but yes your right, you should be familiar with every version of windows for customer support purposes.
"Grammar and spelling aren't everything, but this is a forum, not a chat room. You have plenty of time to spell out the word "you", and look just a little bit smarter." by Phaideaux
***I'll add you can Capitalize the word 'I' to show a little respect for yourself too.
'i' before 'e' except after 'c'.... weird?
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