软件打不开闪退可能是因为软件不是最新版本导致系统和软件不兼容，可以把软件更新到最新版本就可以了，具体更新方式如下（以邮储手机银行为例）：
1、打开手机APPstore，点击页面下方更新按钮，如图所示。
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2、在更新页面找到要更新的软件，点击其后面的更新按钮，如图所示。
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3、之后进入该软件页面，点击更新按钮。
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4、之后软件开始更新，等待一段时间。
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5、更新完成后可以看到软件下有个蓝色点点，这样就显示更新好了。
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注意事项
更新软件需要花费很多流量，建议在WIFI下操作更新。