@Steveg Hello, what is the firmware version you installed? Try to reboot the Deco M5, or change another socket to plug it; You can hold the reset hole for 1s with the Deco powered on and verify...

@Vee8ed Thanks for your valued reply Edwin. Do your devices access internet from the two slave Decos? If the issue still presists after you swapped the two slave units, the root cause should not be...

@Romesh Hello, what is the model number of the modem? Is it a pure modem or a modem router combo? Do the slave Decos connect to the modem by ethernet cable directly, or they connect to the ethernet...

@Mumtaz Thanks for your reply. Without creating the network profile manually, could you please show us a screenshot of the status page when the router detects the sim card automatically? With the...

@Dkrakowski Thanks for your reply. You cannot ping these websites, like you cannot access these websites on your samsung device. Please change the primary DNS to 8.8.8.8 and secondary DNS to 8.8.4.4;...

@viethp69 Thanks for your reply. I got your point. Considering the potential loss, it is not suggested to buy the 4G modem; and if you do want to use the 4G connection, you can order a 4G LTE router,...