When will it become easier?
When you eliminate unnecessary desires.
Epicureanism
Most suffering stems from wanting things you don't need. Distinguish natural/necessary desires (food, shelter, friendship) from empty ones (luxury, status, fame). Meet the first category simply, starve the second. Tranquility follows subtraction, not addition.
Practical Lever
⚙
Radical simplification. Audit every possession and relationship. Cut anything generating net pain. Pleasure is absence of disturbance, not presence of stimulation.
Related Perspectives
Advaita Vedanta
internal
When you realize Atman equals Brahman (Self equals Absolute).
Similar mechanism: internal
Buddhism (Theravada/Mahayana)
internal
When you extinguish craving (tṛṣṇā).
Similar mechanism: internal
Absurdism
Never, and caring about this question is the error.
Contrasting perspective: accept
Anarchism (Kropotkin)
After spontaneous mutual aid abolishes coercive hierarchy.
Contrasting perspective: external
Kierkegaardian Christian Existentialism
Never by your own power. Only through leap of faith.
Similar timeline: Weeks to months