18 year old male, I need of professional opinions on some lumps and white patches

recently developed white patches and lumps need help identifying wether i have an STI or not, the lumps ive had for more than 2 years, ive never felt any pain or anything, i dont get any discharges or any weird smell that will indicate an STI. but i have had these lumps a while now and i want to make sure those aren’t problems.please anyone with expertise help