Fixes the problem:

WiFi not working or grayed out in settings

WiFi toggle stuck and won't turn on

No WiFi networks detected

Bluetooth not working or unable to pair devices

MAC address showing ASUS unavailable or all zeros

Intermittent wireless connectivity

Features & Specifications:

Part Type: WiFi / Bluetooth Module Board

Compatible Model: Samsung Galaxy A51 (SM-A515)

Condition: 100% Brand New, Pre-Tested

Package Includes: 1x WiFi Board Module

Wireless Standards: 802.11 a/b/g/n/ac 2.4GHz+5GHz

Bluetooth Version: Bluetooth v5.0

Function: Restores WiFi and Bluetooth connectivity