Zoom F8 Supplementary Manual page 17

Checking the firmware version
7.
Use to select Firmware
Version, and press .
Updating the firmware
7.
Use to select Update
Firmware, and press
8.
Use to select "Yes",
and press .
NOTE
Do not turn the power off, remove an SD card or disconnect
the USB cable during an update. Doing so could cause the
R to become unstartable.
9.
After the update completes,
turn the R power
off.
F8
Multi Track Field Recorder
.
17