This is the standard procedure for Touch & Go, Touch & Go 2, and earlier Touch 2 systems.
Depending on your vehicle's age, you will use one of two primary update methods. Toyota Touch And Go Update
Newer Toyotas with smartphone integration or "Smart Connect" allow for wireless updates. Map Update User Guide - Toyota Europe This is the standard procedure for Touch &
Note the "Software Version" and "Map ID." If your software version is lower than the current version (e.g., lower than 6.13.0 for Touch 2), an update is likely available. Map Update User Guide - Toyota Europe Note
Turn on the ignition and press the hard key on your multimedia unit. Select "General" on the screen. Scroll to the last page and tap "System Information" .
You need an empty USB stick (8 GB to 32 GB) formatted to FAT32 .
Start the engine and keep it running during the entire process (which can take 45–90 minutes). Insert the USB drive into the car’s USB port.