HiYou don't give us enough information to be of any help !!1 What material are you using (type and brand)2 What hot end temp have you got set3 What bed material adhesion promotor if any and what temperature.If it is any help in the last 10 months I have used an ender 3 almost every day professionally logging about 1000hrs and while we have had our share of failures we have always traced them back to user error rathe than machine failure,