Its a old problem but has anybody found a way to remove old addresses from the drop down menu on the mail app.

How can I delete a contacts old email address from the drop down list in the Mail App. I have removed it before but its reappeared again but I cant remember how I removed it before

I have used the recovery system to re install Windows 10 on my notebook but after appearing to be installing OK its now stuck on the boot screen. I don't have any back up to install from but..
Can I...

The reason I started playing with drivers was because ntoskrnl was using up to 30% of the CPU keeping the fan running and using up the battery.
Disabling the graphic driver. AMD HD8250, stops...

I was trying to update a graphics driver but that caused tons of problems.
I had to reload windows 10 ,using the reset system, but since then the laptop has been very slow. Even adjusting the screen...