1. Right-click Project in Eclipse Project, choose Android tool in pop-up option → Generate signature app Package
2. Select the Android project to be packaged
3, if there is a private key file, select the private key file to enter the password, if there is no private key file see 6th and 7 steps to create a private key file
4. Enter the private key alias and password
5, choose the location of the APK package storage, and complete the setup, start to generate the APK signature package
6. If there is no private key file, create the private key file
7. Enter the required information for the private key file and create
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