How to replace the Android (Android) system menu/Background image

Note: It is not a desktop picture, it is a bottom image.

1, from the ROM Systemframework folder to extract the framework-res.apk

2, with WinRAR directly open (do not extract), into the resdrawable-mdpi folder

3. Find a picture of the same as the phone screen (my picture is 320*480) (dark better) Replace the drawable-mdpi folder Screen_background_dark_bak.jpg (the picture to be replaced directly into the WinRAR, cover on the line )

4, close WinRAR, do not need to sign

5, the framework-res.apk copy to the SD card

6, open the RE manager, first copy the framework-res.apk to the system file, modify the right, and then cut the replacement Systemframework folder under the same name file on the line

7, after the restart will be able to see the effect of