Step-by-step guide to wideband the Xiegu X6100:

1. Plug the radio USB C into your PC.
2. Download Tera Term.
3. Find the port numbers in Device Manager.
4. Open Tera Term with the correct settings.
5. Reboot the radio to see the boot text.
6. Type "root" and password "123".
7. Run nano /etc/xgradio/xgradio.conf.
8. Scroll to [mods] and find fullband-tx=dissable.
9. Change dissable to enable.
10. Press CTRL+S to save, then CTRL+X to exit.
11. Restart the radio.
12. You should now see F-TX in red on the display.

Check your local regulations before operating on any frequency!