Daily Archives: September 24, 2014


Android: How to Unpack/Pack Factory Images 11

Table of Contents boot.img and recovery.img Unpack Pack system.img, userdata.img, cache.img, etc. Unpack Pack A typical Android factory package contains several image files, such as system.img, cache.img, userdata.img, boot.img, recovery.img, etc. Although all these files contains the “img” in their names, they are not all of the same format. According […]


Write IMEI in Android without Extra Tools

Recently I had flashed my phone to a new rom, everything seems to OK after the flash, except the Android OS keep complaining that I don’t have a valid IMEI. IMEI is short for International Mobile Equipment Identify, to gain more detail, please read this wiki page: International Mobile Station […]