Chosen Solution

I forget my Samsung mobile password. so, please any one help me to open it. model no. is SM-GT-E 1232B

This might help: https://www.youtube.com/watch?v=KnfPyLxc

Message privacy I’m for get password

Remove forgotten pattern, fingerprints, PIN and password for Samsung Galaxy phones without data loss http://youtu.be/rXADgwgVk_Y

Head to a local uBreakiFix. They are authorized (mostly) to do Samsung repairs and can do a home reflash on your device to get the passcode off and to keep your data. Usually 0-$20 charge.