Here is the first donkey, I like the installation guide step by stepvery detailed, so I leave that to whoever wants to use.
1 .- To have the 2.1 or 2.3 firmwere root
2 .- Having installed the busybox, then never update, mandatory
3 .- Have successfully installed 0.3 xrecovery
1 º AppMonster With Titanium or do a backup of the links in theapplications market
2 ° With mybackup Root, do a backup, the list of calls, sms, bookmarks and dictionary.
4 ° With Back up & Restore APN do a back up of the APN
3 º Connect mobile phone to the pc and copy the room in a folder on the SD
1 º To enter by pressing '<-' when the letters appear to enter sonyericsson recovery mode
* To move the xrecovery are the volume keys (- and +) to raise and lower, the back button <- to return home and the center or keyto select.
2 º Press the 'backup and restore'
3 º Press Backup
4 º waited for about 5 minutes to complete
5 º We go to the 'factory reset full wipe' and press YES
6 º Select the option 'cache wipe partition'y press YES
7 º chose the 'advanced options' and then 'wipe Dalvik cache'and click YES
8 º Again 'advanced options' and then 'wipe battery stats' and press YES
9 th in the main menu, press back, select 'custom install zip'
10 º then 'choose custom zip from sdcard' and look at our roomwe moved the folder and click YES
11 º expect another 3 minutes
12 ° Now it is the end, select 'reboot phone'
13 º last hope, this time a little more because it is the first boot