Step 1: Click Export under the file and click Export android Application. ?

Step 2: Create a keystore keystore, enter the location and password of the keystore export, and remember the password, which will be used next time. ?

Step 3: Fill in the keystore information, and fill in the password, service life and organizational unit information of some apk files.

Step 4: Generate a signed apk file, and that's it.

Step 5: If the version is released next time, re-sign it with the previously generated keystore.

Step 6: Click on the above two. Next, next, over!