我换号码了支付宝怎么办

手机换号码了可以更换支付宝原先绑定的手机号，更换手机号的步骤如下：

1、在手机桌面上找到支付宝图标，点击一下进去。
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2、在支付宝我的界面找到右上角的设置，点击进去。
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3、在支付宝设置界面，点击进入安全设置。
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4、在当前界面的最上方点击进入手机号，如下图所示。
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5、最后输入新的手机号根据提示就可以更换支付宝手机号了。
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