Sure she could, given appropriate instructions and a reason to care about it. Why not? She's a capable person. Also, she could buy a secondhand one that's alrea

Sure she could, given appropriate instructions and a reason to care about it. Why not? She's a capable person. Also, she could buy a secondhand one that's already been unlocked, or sell hers to someone who can still make use of it by unlocking it, or whatever. The point is, the end of support does not render the hardware useless and/or a security disaster waiting to happen.