If your Mobily Wltfqq-124gn is 5G-capable, the unlocking principle is the same, but firmware must be specifically for the 5G chipset (e.g., MediaTek T750 or Snapdragon X55).
To successfully complete the process, you need a specific bundle of files. Search reputable GSM firmware forums to locate and download the following package: The modified . Mobily Wltfqq-124gn Unlock Firmware Download
If you actually need firmware (e.g., after a failed flash), try: If your Mobily Wltfqq-124gn is 5G-capable, the unlocking
Flashing firmware carries inherent risks, such as permanently damaging ("bricking") your device if done incorrectly. Prepare your setup using this checklist to minimize issues: If your Mobily Wltfqq-124gn is 5G-capable