Update Openwrt to latest released version (at own risk!!)
You can download a update for openwrt on the github owned by jumbo77 or from our website here. Also you can download the bin file described in the photo below form our website here. I have not done this update yet.
Source : https://jumbospot17.blogspot.com
If something goes wrong and you want to reset to default (luci webinterface reachable)
You can reset the UVIYN Hotspot thru the Openwrt webinterface.
If something goes wrong and you want to reset to default (luci webinterface not reachable)
Open the shell with appropriate tools;
Press WPS and CPU buttons (pictured) for 5-6 seconds, then the UVIYN Hotspot is reset to default.