Tab S6 lite often rebooting

i bought this tablet for my mom, after my mom using it for 4/5 month the tablet often rebooting by itself also sometime it stuck on the samsung tab s6 lite logo on reboot. i have check the tablet for some suspicious app, but there is no suspicious app installed on the the tablet. i also already check the battery health of the device and it seem normal, what should i do to fix it?