Yellow discharge when dry

Hi everyone so I am 26 w and having discharge but when dry it becoming yellow is not itching I start having it at 20w and it still coming I am really really worry now it can be an infection but I don’t feel itching please mama is anyone having the same I need to put my mind calm I am so so worry now I read and read I don’t find any solution i said myself maybe I drink antibiotics but I still didn’t confirm is infection or just normal during pregnancy please your reply will help me so much whatever it is negative or positive