Sorry i dont have another sim but from a different ISP, like i have a vodafone sim, im not using it as for internet but calls and text only, and lastly again the sim from the pocket wifi doesnt allow...

@cloudwalker my firmware is 8.0.3, i use my pocket wifi for work and gaming also, as you mention about putting the sim in phone, sorry in our country we have this service that doesnt allow it to have...

i just recently bought my pocket wifi, use it for home use or while working out, but ever since i got it, the internet speed is acting up, signal is going up and down, than suddenly it goes slow, and...