2016 Mazda CX-5 Navigation (NB1 Live) Map Update Trouble

wobbs91 Registered Users Posts: 1
New Traveler
edited January 2019 in Built in car navigation
I am unable to update the maps on my navigation unit due to TomTom Home not recognizing the SD card. I followed the steps in the link below but HOME is not recognizing the card (Step 2.2 in link). Please help.