Serial Numbers
Use for both downloading and installing the software

Radio        Serial Number
IC-91        IT45H572CF573631001JG6PW5
TH-D72       KB52ZRNYUJDEYKL1021LMCHY4
TH-F6        KB50X57240447EI1001JFXMWP
TH-F6        KB50X57240447EI1001JG1MWL
TM-D710      KE500RUYQMKUHX51030LK2HYH