Tp.mt5510s.pb803 Firmware !link!
You flashed a wrong preloader. Solution: Use “Format All + Download” only if you have a full backup of NVRAM. Otherwise, find a donor scatter file with matching DRAM timing.
: Go to the TP-Link website and navigate to the support section. Use the search function to find your device model. Tp.mt5510s.pb803 Firmware
Overview
: Click on the appropriate link to download the firmware file to your computer. You flashed a wrong preloader