How can one get rid of the desire to watch pornography and practice masturbation, which negatively affect the performance of acts of worship and life in general?

We remind you that among God's blessings upon you are beautiful supplication, answered prayers, and the love of people. This necessitates that you feel shyness before God. Therefore, seek His help, strive against your lower self, and humbly entreat Him to avert evil and indecency from you.