Hi. I just buyed a Fairphone 6 with E/OS installed. When people call me, i get an “unknown caller” message even if the number is in my agenda. What really surprise me is that this bug have been around for at least 5 years !!! You can see it by yourself in the following posts: All calls come up a…

Welcome to the Fairphone community. You are yelling at the wrong cloud, this is not the Murena forum :wink: .

Oh, okay. Thanks for the information. Since Fairphone officially sells the phone on their website with e/OS pre-installed, I assumed they were involved in its development. Thank you very much.

No, /e/OS is still maintained by Murena.

I don’t have the problem on my /e/OS FP6. From what I understand, it is not a software issue but a FP/provider problem: https://support.fairphone.com/hc/en-us/articles/31316888339730-Having-trouble-making-or-receiving-calls-VoLTE-4G-calling-diagnostics [image] Activating VoLTE on Fair…

Excuse me, my English isn’t the best. When you say “provider,” do you mean carriers like Vodafone, Movistar, etc.? Then how come no one in my family or among my friends has had this problem with Xiaomi, Poco, Samsung, or iPhone phones? I’ve never had this problem on any phone until now. I haven’t ch…

This is a wider industry issue on the carrier/provider (Vodafone, Movistar, etc.) that can’t really be fixed by the OS provider (Murena) themselves. Basically, how calling works changed when LTE/4G was introduced and it got a lot more complicated. VoLTE is not very well standardized and many carrie…

[image] steph3333: Then how come no one in my family or among my friends has had this problem with Xiaomi, Poco, Samsung, or iPhone phones? According to Fairphone , “some network operators only allow VoLTE on a specific list of approved devices. This can sometimes prevent your calls from worki…

As the OP is using e/OS this list might not tell much…

What to do if there is no italian operator? :thinking:

"unknown caller" bug still exist after 5 years!

Help Fairphone 6

yvmuell March 17, 2026, 7:34pm 12

For Italy I think its best to check and ask in this topic which provider works best

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