Android Studio releases applications
(1) Android Studio menu Build-> Generate Signed APK
(2) pop-up window
(3) create a keystore and key. After the keystore is created, the created keystore and key are automatically selected (the keystore already exists)
Click "Create new..." to Create a keystore.
Key store path: Address of the keystore File
Password/Confirm: Password of the keystore
Key:
Alias: key name
Password/Confirm: Key Password
Validity (years): Key Validity Period
First and Last Name: Name of the key issuer
Organizational Unit: Key issuing organization
City or Locality: City
Country Code (XX): Country
(4) Select an existing keystore and key. (3) create a keystore and skip this step)
Click "Choose existing..." to find the keystore File
Key store password enter the password of the selected keystore File
Click the "..." button after Key alias to select or create a Key
(5) Click "Next", select the Save path, and click "Finish ".