error: failed to read PNG signature: file does not start with PNG signature.

问题描述：android 想要修改Android Studio中一个测试demo打成的apk的图标。AndroidManifest.xml的原内容以下：安全 <?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" package="

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