GT-AC5300_3.0.0.4_384_21045-gb451ba1_cferom_ubi.wI upgraded the FW on my GT-AC5300 on Sunday 06-03-2018 in evening time, and this upgrade (GT-AC5300_3.0.0.4_384_21045-gb451ba1_cferom_ubi.w) crashed my router that was working perfectly before this upg...