@Piersandro I am only basing my statement on what's been said elsewhere in this forum. Globally, different band combination are used by carriers, and router manufacturers make choices as to which...

@Piersandro I do understand your frustration with the lack of carrier aggregation on bands 1+3. A hardware choice has been made, and this combination isn't available. For sure, most users won't...

@eproar does this happen even if you select 4G only as your Network Mode on the MR600?

@Mitsi Thanks for the info. That makes sense. Strange that MTU is not available in 3G/4G mode. On some devices (for example my PS4) I have configured the MTU to 1428 to alleviate the issue as well,...

@Duguy it's the MR600 beta firmware linked from this other thread: https://community.tp-link.com/en/home/forum/topic/205912 I would add that I didn't experience any issues with the original firmware,...

I'm running with the MR600 on the beta firmware at present. Three unlimited sim using the 3internet APN. I get carrier aggregation 4G+ on bands 3 and 20. Signal strength is 75% using the bunny ear...