1 Open CMD, drag keytool.exe, and press Enter
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2 Enter a command
keytool -genkey -v -keystore E:\Maybe\album_update\album_update\album.jks -keyalg RSA -keysize 2048 -validity 10000 -alias key Where, E: Maybe\album_update\album_update\ is the path where you want to save the key. Album.jks is the name of the key, and the default will do.
3 Set the password and press Enter
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4 Enter yes for “No”
Link: www.jianshu.com/p/9fc44c566…