The first step is to select the item you want to package in eclipse, and then right-click-Select export, and a packed balloon pops up, as shown in the following figure.
When you press Next, a prompt box will continue to appear, where you can select the items you want to package (by default, which is just selected), as shown below:
Press next to pop up a tip about "Keystore", select "Create New Keystore", and browse and select the path to save the signature file.
(On the principle of keystore, role, etc. here for the time being not to elaborate, please release before you must save the signature file, very important.) ) as shown in the following illustration:
Note here that the name of the signature file cannot be overwritten with the duplicate file that already exists in the directory (the directory to be saved to), otherwise the next step cannot be made.
When you press Next, the Prompt box appears as shown in the following figure: follow your own actual situation and needs, fill in the relevant information. Select the path to export the APK file and click Finish to complete.
This way, you can easily pack and sign your app!
About the role of signature files, and how to protect their own app copyright, how to upgrade their own app, how to upload their own app to all major markets to provide downloads ...
The following articles will be explained in detail. Welcome everyone to pay attention to.