Ensure the drive is formatted to FAT32, not NTFS or exFAT, and that the files are not inside a subfolder.
Ensure the USB drive is empty. Copy the extracted software files directly to the root directory (do not place them inside a folder).
If the screen freezes for more than 30 minutes, wait 5 minutes after turning off the unit before trying again with a different USB stick. Md-0820 Software Download
The update process takes approximately 10–25 minutes. The screen may turn black or reboot several times; do not remove the USB until the final completion message appears.
My first car: 2020 Maruti Suzuki XL6 Alpha MT Review - Page 25 Ensure the drive is formatted to FAT32, not
Plug the drive into the vehicle's primary USB port while the ignition is on.
Keep the car engine running during the entire process to prevent the battery from dying, which could brick the head unit. Installation Guide If the screen freezes for more than 30
Visit the Suzuki Display Audio Portal and enter your model code to check for the MD-0820 file.