Let’s be realistic. Wise Tiger isn't Asus or Netgear. They are an OEM (Original Equipment Manufacturer) brand. The WTRT8501 runs a heavily modified version of OpenWrt or a standard MediaTek SDK (Software Development Kit).
If your WTRT8501 is currently working perfectly, ask yourself: Do I need the new feature? update software in wise tiger wtrt8501
Just figured out the update process for the Wise Tiger WTRT8501. There’s no OTA (over-the-air) update. Let’s be realistic