I have a Deco XE75 Pro Mesh router home network. My cable provider has terrible service I want to create an LTE/4G/5G automatic failover. I am not interested in load shifting. I just need a failover s

I have 5 Decos. Three go offline daily. Two are hardwired but it only shows that one is. I have to reboot the system daily and sometimes twice a day. Firmware is up to date. Deco S4