Hello student you can search for I'd password in your mail box as they ask for your email address at the time of registration and they send details over there in case if you're unable to find it. You need to contact the help desk of Kcet - webmanager-kea@karnataka.gov.in
For more updates refer to the link mentioned below - https://cetonline.karnataka.gov.in/cetfinalprintappllication/Contactus.aspx
Feel free to comment if you have any doubt
Good luck
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