WHAT WANT TO KNOW WHAT IS THE PROCESS TO UNLOCK THIS CELLPHONE

To unlock your samsung mobiles with codes are the best one, because it is easy & safe also,
Follow the instructions :

Warning : Do not enter any wrong unlock codes on your Samsung SGH-A877 Impression mobile phones. If you enter over a certain amount of wrong unlock codes on your Samsung SGH-A877 Impression mobile phone, your phone may get hard locked and sometimes become unusable.
Method 1:

1 - Switch ON your Samsung SGH-A877 Impression with a NOT ACCEPTED SIM Card.
2 - Samsung SGH-A877 Impression will ask for "Password".
3 - Enter the Unlock Code.

OR (if the Samsung SGH-A877 Impression shows "Insert Correct SIM Card")

Method 2:

1 - Switch ON your Samsung SGH-A877 Impression with a NOT ACCEPTED SIM Card.
2 - Don't bother about what's being displayed on your Samsung SGH-A877 Impression.
3 - Compose : #0111*CODE#.

NOT ACCEPTED: We mean, to use a sim card from a network other than the network your Samsung SGH-A877 Impression is locked to.
CODE: Its the unique Unlock Code for your Samsung SGH-A877 Impression.

If method 2 does not work, you can try method 2 again but this time without any SIM card on your Samsung SGH-A877 Impression.

Get the unlock code from this site http://www.theunlockspot.com/samsung-sgh-a877-impression/rs10wp9/ to your samsung mobile........