how to enable and disable forwarding of incoming calls to another number

Job ID: 36925422

Budget: $10 – $30 USD

I am looking for someone who can provide step-by-step instructions on how to enable and disable forwarding of incoming calls to another number on mobile phones:
- Czech Republic - TMobile
- Spain - Movistar

answer must looks like this (for each country and operator)

Unconditional forwarding of all calls :
**21*<phone number>#call key

cancel a forwarding :
##002# call key Ø