Weight loss when pregnant

Brianna • 🙏Christian, Wife💍, mother to a miracle baby🤱🏼!!, Nurse💉, cancer survivor🥊, PCOS overcomer👪! ❤️ with God all things are possible🌈!

How do you lose weight when pregnant for really overweight people? 250 lbs? Also have PCIS which makes it hard to lose. Want a healthy baby and delivery with no DM and no hypertension.