ini cara nya bro: http://ykhandler.net/2015/06/21/tp-link-td-w8151n-firmware-upgrade-from-telkom-firmware-wifi-id-to-official-tp-link-firmware-bypass-update-due-to-the-uploaded-file-was-not-accepted-by-the-router/ Sudah coba, tetapi tetap tdk bisa ganti firmware
