@David-TP Hi, YES, I have tested the beta firmware "Archer MR550_v1.0_1.10.0_0.9.1_250530_Beta" and it works fabulous! Thanks a lot for support! Best regards, haselmaus

@M_i_c_h_a_e_l congstar do not do this on there "multisim" cards. This was also posted by niveK50 in post #3. Best regards, haselmaus

@David-TP Hi, i have the same issue. ISP is congstar and the card is a "multisim" I would also like to test the beta software so that I can keep the router. Please send me the download link. Thanks...