@Marvin_S thanks. probably my last sim card from last telco (YES) was not compatible. And only got 4G LTE. The system log showed ERROR messages. I've changed to new sim card from another telco...

@Marvin_S when i came home it was already disconnected. guess around the afternoon. manage to get the status and system log (somehow copy&paste here cannot save). pls find the attached.

@Marvin_S after awhile status shows "no sim card detected". But i can still surt internet. speed okay. can watch online movie... 2018-10-01 08:00:42 [5] 4G: init LTE module, set flowstat...

@Marvin_S when reboot. and I will do again when it disconnected later. 2018-10-01 08:00:42 [5] 4G: init LTE module, set flowstat [enableDataLimit 0, enablePaymentDay 1, paymentDay 1, limitation 0,...

Dear tp-link and anyone From Malaysia I'm using MR500 router with 5G sim card (local telco YES) for home internet. Can surf internet and the speed okay. My MR500 is connected to 10+ smart devices and...