Internet Explorer has become a better browser over time and updating regularly is just a good idea. Especially when it comes to IE 11.
It’s best to uninstall old anti-virus software before installing a new one, assuming you make sure to stay safe during the transition.
A sudden change in location in accessing your account could mean that someone other than you has logged in. So Hotmail has added some extra security.
Of course Gmail can read your email. How else would they be able to filter it for spam? But “who” or “what” is reading it, and does it really matter?
There are several ways to share email accounts across computers. The best ones have to be set up before you need them.
Be careful what you disable from starting up with your computer. You might end up with unexpected results.