Here are 6 steps to be followed to strengthen willpower:
1. Note your conscience: Be alert when faced with lust, or sin.
2. Watching Allah almighty: Be certain that that he watches you.
3. Remember death, and that it may come to you at any moment. Hence, you have to be prepared.
4. Company those with strong will, those with great successes and achievements who have succeeded in achieving their goals. This has a major role in increasing the level of will of the individual.
5. Stay away from procrastination and keep doing the required work and duties in a timely manner.
6. Enhance self-confidence and encourage your self to do the required work.