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2、點擊“設置”，進入到設置頁面。
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3、點擊設置頁面最頂端的“帳號和安全”。進入帳號安全設置頁面。在這個頁面，可以看到我們微信號，綁定的QQ、電話號碼、郵箱地址等。
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4、點擊手機號，進入手機綁定界面，點擊更換手機號。
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5、在更換手機號頁面，輸入新的手機號，然後點擊右上角的下壹步。接下來，系統會給妳的新號碼發送驗證碼，把收到驗證碼填寫上去，確定即可。
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