Resources Required :
1. JAD Creator:
Download Here ..
..(in case you have only JAR file)
2. TK File Explorer :
Download Here
3. Samsung PC Studio : You must have got it with your brand new Samsung star 3G
Steps to Unlock Star 3G:
Step 1. Connect Your Star 3G handset in
PC Studio Mode
Step 2. Open Samsung PC Studio & Disconnect your Phone from software by right clicking the icon of phone. (Not from your USB)
Above step is must don’t open TK file explorer before that.
Step 3. Open TK File explorer
Go To >> Settings
Select COM Port whatever available as shown in figure & Keep rest things as it is. Click OK.
Step 4. Go To FILE >>Connect
Then the bottom dialogue box will open.
Go To> EXE > Java > Games
Step 5 : Create new folder in Games of the name of your Java Game or App. E.g, Opera
Then Open it (It must be blank) >> Then copy paste your JAR & JAD file there. (You can also navigate from upside dialog box & then download it. Its complicated, so better Copy & Paste)
And that’s it repeat same steps if you want to add more. Then GO to
File >> Disconnect
Now you can remove Your Samsung star 3G from USB
Step 6 :
On your keypad type code :
*#6984125*#
Then from the list
Select > Internals
Then Enter following password or unlock code there
*#9072641*# touch Confirm.
Then Select
> Storage Mode
Now first click
Update Java DB
Then scroll down & click
Update Apps Database
Guess What You are done ….
Go back to your phone &
application >> Games & More & you ll see your new apps or game appearing & working cool with your star 3G Device.
External Mirror 1 or 
Softpedia Mirror (US)
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