You should not worry at all. You are prediabetic only which may reverse with diet control and good exercise. Thyroid function is under control with the medicine You are taking so kindly continue taking same.

Kindly discuss for your concern

if you're not having any symptoms,  no intervention required. ps- get free t3 and free t4 along with tsh after a month..not the total one

You should follow a diabetic diet . Start some physical activity on regular basis. 1. Sugar,jam,syrup,honey, sweets, chocolate, fruit juice, icecream, cold drink, glucose drink, cake, pastries, sweet biscuit strictly prohibited. 2.Bread, chapati,oats, cornflakes, cheese, butter, rice, milk and milk products, chicken, fish, mutton  can have in very moderate amount.( Some times) 3. you  can eat these things on a regular basis :   1.Salad ( cucumber, tomato, onion,raddish,   carrot) 2.Vegetables (cabbage,baigan,lady finger, french beans,methi,palak) 3.Fruits  sab kha saktay hai  par banana chickoo or mango nahi khana hai... 4.Sprouted beans and pulses...5.marie biscuit... 6.clear soups...7.lemon juice... 8.mttha

Can help you with the next course of action and treatment plan. Would like to discuss in details and provide apt solution. Kindly consult.

Thyroid profile is ok But sugar levels are on higher side...

Total T3 and T4 values have no relevance. Free T4 and Free T3 have clinical significance. As per as your HBA1C report goes, its in pre-diabetic range.