How to manually sign an Android application(apk)?

jarsigner -verbose -sigalg SHA1withRSA -digestalg SHA1 -keystore my-key.keystore MyApplication-0.1-release-unsigned.apk alias_name

error jarsigner: unrecognized option '-sigalg'

Hello i tryng to sign my apk but i have this error sorry my english thank you very much

Try to follow this tutorial.

https://www.construct.net/tutorials/bui ... truct-3-19

hello im a beginner and i use ubuntu 16.04 no windows thanks in advance

Are you using Android Studio? I think it's the easiest way to sign the apks.

For the frenchies, you can follow this great tuto (covers Ubuntu/W10/ios)

youtube.com/watch