How to personalize or configurate Bluetooth Module HC-05 ZS-040??

Si hablas español, puedes contestarme igual en español porfa.

I am getting crazy with my module ZS-040, I read a lot of documents, viewed videos on youtube, but any of them brings me a solution, if you now by experience how to really enter in AT mode, please explain me step by step.

Ayuda paso por paso para configurar el modulo Bluetooth ZS-040 paso por paso?
Entrar en modo AT...

Check wiring
Rx>Tx Tx>Rx
Read here Arduino and HC-06 (ZS-040) | Martyn Currey
Check wiring
Rx>Tx Tx>Rx