Fasting Ramadan becomes obligatory once you're Muslim and physically able, but Islam is genuinely understanding toward new Muslims easing into practice. If Ramadan begins right after your shahada, try your best to fast the days you're capable of — even fasting is something you can grow into gradually if you're struggling, much like learning to pray. If you find the first days genuinely too difficult while you're still adjusting, that's between you and Allah, and sincere effort matters enormously; you're not required to be flawless on day one of your entire practice of Islam. The Quran itself builds flexibility into fasting, excusing the sick, the traveling, and those genuinely unable, with make-up days or feeding the needy as alternatives — a reminder that this religion isn't designed to break you. Use this first Ramadan as an on-ramp: fast what you can, attend a taraweeh prayer if there's a mosque nearby, and let the month's spirit of community and reflection carry you rather than treating it as a pass/fail test. Next year's Ramadan will already feel more natural.
Q&A · New Muslim
I converted right before Ramadan — do I have to fast immediately?
Informational, not a personal fatwa. Consult a qualified scholar for rulings on your situation.