HIV can still be detected more than ten years after infection. Once produced, HIV antibodies remain for life, so the infection can still be detected more than ten years after infection. There is currently no cure for AIDS, so once you are infected, you will have antibodies for life. The incubation period of AIDS can be as high as 15 years, so even if there are no symptoms for more than 10 years, the antibody can still be detected. In conclusion, AIDS has a long incubation period and is incurable. Therefore, if you are infected, no matter how many years have passed, you can still detect the antibody. For people with high-risk behaviors, it is recommended to take an antibody test after the window period, and a negative test can rule out infection.