If you continue to encounter an error message saying, ‘Portable device formatting unsuccessful’ or related to an USB while using Navigation Updater, it can be associated with reading/writing issues of an USB or USB port. Please refer to the following to find a solution.
□
How to fix an error has occurred while formatting
-
Check if an USB can be formatted manually
-
If the USB is detected in My PC (or My Computer) but unable to be formatted, go to 2.
- Refer to ② on how to manually format an USB ‘Copy to portable device failed’
▶ Go to ‘Copy to portable device failed’
-
If the USB is detected in My PC (or My Computer) but unable to be formatted, go to 2.
-
Reboot the PC after disconnecting the USB > Proceed the update by connecting to another USB port
※ Reference: When you remove an USB from the PC, you may select a safe eject method for prolonged use of the USB.
If you continue to experience the same issue after trying the instructions above, please try other PCs or USB port.