I'm sorry you're having trouble! Please send us an email at help.minecraft.net/hc/en-us/… and we will assist. Remember to attach your Transaction ID. ^AS
We're cool here. ^^
I'm sorry for the trouble you're having with the Windows 10 key though! We're currently looking into this, so I would just check back in a little later to see if you can claim the key then. Thanks for your patience! ^AS
Third party sites don't always have the most accurate information, if a name is not available through Minecraft.net then it is not available to be used. ^JR help.minecraft.net/twickets/…
Sorry about any delay you're encountering! We try to respond to tickets as quickly as possible in the order they were received. We appreciate your patience! ^JR
Sorry about any delay you're encountering! We try to respond to tickets as quickly as possible in the order they were received. We appreciate your patience! help.minecraft.net/hc/en-us/… ^JR