T6290U&F_Firmware_V0.0.7:

https://exmail.qq.com/cgi-bin/ftnExs_download?key=a4ae27d32ea3376d4cf56a643abf31f138658463&from=wedrive&t=exs_ftn_download

TDUApp1.0.0

https://kdocs.cn/l/ckanKDzfrhcE