Root the device using Magisk (this usually involves unlocking the bootloader and flashing a patched magisk_patched.tar via Odin).
IMEI repair should only be performed to restore a damaged original IMEI. Changing an IMEI to a different one is illegal in many jurisdictions. for a specific tool like ChimeraTool
There are several reasons why your Samsung A52's IMEI might become damaged or lost. Some of the most common causes include: