Yes - I use an external Poynting omni antenna with my MR200 via the two SMA ports and it works well. Without it I can't access 4G, but with it (and after setting to '4G only) I can pick up a stable...

The ability to change the MTU settings might help, but the firmware is lacking in several areas. It's not related to the carrier / ISP as the SIM deals with HTTPS transfers well in other devices.

hunterlees wrote My 4G router is doing strange things to secure connections - sites with HTTPS. With a strong 4G signal available most websites load really quickly. Any site which is HTTPS starts to...

kismet wrote @CheshireBumpkin Does the 3G/4G protocol enable to device to select which cell to use for connection? I thought that hand-off between cell was controlled by the protocol itself. The only...

@JeffAdams Sadly, I can't find any more in-depth cell information in the configuration settings, other than the most basic % signal strength indicator. I have a number of masts in my area - most of...