How to Update Xperia X10, Android Rom Updates

1. Get the CM10 update file from here.
   
2. Also get the Google Apps package from here because it is not included in the update system.
   
3. Save both files on your computer.
   
4. Then, copy-paste or drag and drop the same from the PC to your phone’s SD card.
   
5. Remember where you place the files.
   
6. Turn off the handset and reboot it in recovery mode.
   
7. From the recovery mode the first to do is the wipe.
   
8. So, select “wipe data factory reset” and “wipe cache partition”.
   
9. Now, everything is being prepared for the installation procedure.
   
10. From the same menu select “install zip from SD card” and “choose zip from SD card.
    
11. Take the update file first; install the same.
    
12. Then, repeat the step and flash the Google apps package.
    
13. When the installation process is done just select “+++go back+++” and “reboot system now”; the tutorial has now been completed.