If you accidentally linked the wrong email, you will need to go into the Xbox "Settings" menu, under "Account," and remove the profile to start over.
If the app fails, you can try accessing the hidden menu: go to Settings > System > Console Info , then press LB + RB + LT + RT simultaneously to reveal Developer Settings . akamsactivatexbox link
Log in with the same Microsoft account used for your developer registration. Look for a on the "Manage Xbox Devices" page. If you accidentally linked the wrong email, you
: On your Xbox, go to the Microsoft Store , search for "Xbox Dev Mode" , and install it. go to the Microsoft Store