I bought level U2. Tring to sync with Samsung Level app but able to.Hiw to connect the U2 to the app

I did not receive securuty updates for February and March 2022 for Note 10 Lite.Any updates pls.

After Android 12 update I am facing battery drain and the brightness is too much even after manually reducing the brightness. After sometime the phone automatically shows increased brightnessPlease advise and fix the problem

Has the Android 12 for Samsung Note 10 lite updated started in India. I haven't received the update notice