SIM unlock code of all Sony is available, means Sony Ericsson ST18i can be unlocked easily with the unlock code. It is a fast and secure way to unlock the Sony phone by IMEI. You can unlock all Sony Ericsson ST18i devices from any network. Once the restriction is removed, you can use all GSM SIM cards on your phone.
To unlock your phone, we need only 15-digits IMEI. You can find the 15-digit correct IMEI by dialing *#06# on the phone.
Unlocking of the Sony Ericsson ST18i by code does not avoid warranty—the recommended method by the manufacturer of Sony to unlock the phone by code.
The unlock code of Sony Ericsson ST18i comes from the database of manufacturer or network provider, means it will work 100%.