Asus India — Asus rog5 wifi not working suddenly

Address: gwalior

I have purchased the Asus rog 5 back in 2022 for gaming purpose . and never used a sim in it . and now after two years suddenly the wifi stopped working . phone is not damaged by me . this fault is internal . company should resolve this . service centre people saying you have to give 6000 for the repair and there is a possibility of phone dead .
please resolve this issue asap .