• 错误提示

GitHub Desktop was unable to store the account token in the keychain. Please check you have unlocked access to the ’login’ keychain.

• 解决方法

https://github.com/desktop/desktop/blob/development/docs/known-issues.md#the-username-or-passphrase-you-entered-is-not-correct-error-after-signing-into-account---3263

锁定钥匙串，再解锁，之后输入密码，再次尝试登陆GitHub Desktop