Keep a clean QCN backup from a working A52 with the same firmware bit. That plus your original IMEI is a golden ticket.
. While Z3X is a highly reliable, low-cost tool for many older Samsung models, its effectiveness on newer A-series devices like the A52 depends heavily on the specific security update (binary version) installed on the phone. Comparison of Tools for Samsung A52 ChimeraTool samsung a52 imei repair z3x better
Samsung A52 IMEI Repair: Why Z3X is Still a Better Solution The Samsung Galaxy A52 remains a widely used device due to its solid 120Hz AMOLED display and capable Snapdragon processor. However, software updates, corrupted firmware, or motherboard swaps can sometimes lead to a "Null" or "000000" IMEI, rendering the phone unable to connect to any cellular network. For professional technicians, the has long been the gold standard for restoring these devices. Why Choose Z3X Box for the Samsung A52? Samsung A52 IMEI Repair with Z3X: A Better