Samsung Galaxy II mini GT S 5570

home support page  for  the 5570 :
http://www.samsung.com/uk/support/detail/supportPrdDetail.do?menu=SP01&prd_ia_cd=1903&prd_mdl_cd=GT-S5570AAACPW&prd_mdl_name=GT-S5570&srchword=GT-S5570#

When i connect my Samsung Galaxy Mini GT-S5570 to pc via usb cable nothing appears on my phone to select connection mode
 (like charging etc…)
I tapped * # 7 2 8 4 # on the keypad and fiddled with the USB settings, plugged back into PC and it detected it
Pasted from <http://androidforums.com/samsung-galaxy-mini-s5570/456537-when-my-samsung-galaxy-mini-connected-pc-there-no-usb-mode-selections.html>

How to upgrade the Galaxy S II to the latest Android software (v 4.0, ‘Ice Cream Sandwich’)
1. To upgrade your Samsung Galaxy S II to the ‘Ice Cream Sandwich’ version, please ensure that the handset has the Samsung Kies 2.0 software installed initially.
 (takes ages to install ! )
2. Then once installed, the following main menu can be seen on your pc system: