The serial number is usually with other information on either the bottom right hand corner or on the bottom of your device. Serial numbers can also be found in system...
First off, try refreshing your page. If that doesn't work, wait 24 hours and try again. Like with all technology, there may be a bug. If it's still not working,...
The private key is the only way to get access to your bitcoins. Either you have the 12 words passphrase to restore, or impossible. Bitcoin encryption is known for being...