Why this is happening?!

While making a block and trying to customize a texture and get the result i want
i duplicate the block and moves it into another position and then the whole thing is chaninging.

I need to create stairs with 30 steps and to duplicate this to another 4 platforms and to move each one to a different location
and this shit keep happening:(

here is the picture of the issue:

Please help me here

You need to enable Texture Lock.
Press Shift + L to toggle it on and off.

Thanks Zyx

Didn’t knew that
never had problems like this on the SDK so im not really proficient in this subject.