新浪微博怎么解绑手机号

1、打开一个浏览器，在百度中输入“新浪微博”，单击“百度一下”，单击第一个新浪微博官网
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2、在打开的界面中输入账户和密码，单击“登录”按钮
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3、出现的界面往下面拉动
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4、单击“微博客服”选项
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5、出现的界面中，单击“绑定手机”选项
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6、打开的账户与安全的界面中，单击“手机号码”后面的“修改”选项
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7、单击电话号码后的“编辑”按钮
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8、单击“更换登录手机”选项
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9、单击“下一步”按钮
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10、输入验证码，单击“下一步”按钮
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11、输入新的手机号码和验证码，单击“确定”按钮即可
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如果您的微博帐号是由手机号注册的，目前不能更改绑定其他手机号码，也无法解绑当前手机号。如果您的手机号码忘记或丢失，需要更换，请联系@微博客服
人工帮助您更换登录手机号。
私信联系@微博客服
时需提供以下信息，核实成功后客服即可为您更改：注册手机号、微博密码前三位、微博昵称、新的微博登录名（新的手机号或未注册微博的邮箱）
如果您的微博账号不是手机号注册的,而只是忘了绑定的手机号,那么您要是想取消绑定的手机,需要用到注册时绑定的邮箱和安全问题.具体操作如下,
第一步,进入绑定手机页面,点击忘记原手机号,
第二步,选择验证方式,用邮箱验证的话需要输入邮箱,用安全问题的话,需要回答你注册时的安全问题的答案.
按提示操作,验证成功,就能解绑手机了.
如果没有安全邮箱或安全问题，请以私信的形式联系@微博客服，并提供以下信息（以下信息缺一不可）：
1）密码前三位；
2）注册时间；
3）注册地点；
4）历史密码前三位。