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UliBaer

macrumors 6502a
Original poster
Feb 10, 2024
523
1,193
Germany
Hi there,

i've got a serious problem: I got an additional SIM card with the same number as my main phone (Multi SIM). This new card i've put in my old spare phone (SE 2020) which immediately snapped the number for activation of iMessage and Facetime and thereby deactivated the number on my main phone.

Unfortunately i want iMessage and Facetime on my main phone and not on my spare phone. Since Apple still can't handle SIM cards with the same number in a meaningful way, i deactivated iMessage and Facetime on my spare phone and tried to reactivate iMessage and Facetime on my main phone. Of course this isn't working, cause i always get an error stating "An error occurred: Activation of this number not possible".

I tried nearly all possible solutions from the support page and finally contacted support itself. This was the most dumb impression cause they only told me the things i already tried *again*. :mad:

Internet recherche found: The number is probably blocked by the Apple servers in Ireland, because the phones tried too often to activate the number. So now i'm stuck with the error and the dumb support doesn't have a single clue... :mad::mad::mad:

Anyone enlighten me or has a helpful suggestion?
 
So you cloned your own SIM? Yeah, Apple’s servers are gonna flag that as fraud pretty quick 😬
 
So you have two different SIM cards, with different ICCID and IMEI numbers, tied to the same phone number… and activated?
 
Well - yes, exactly!
Multi Sim is using the same number on up to 10 different hand sets. All cards or e-sims share the same data volume and the same phone number. I can call from every mobile and if someone calls me, all handsets are ringing and the one i take first wins. It is a wide spread long time standard, at least over here in "unenlightened" Europe:

etc...

Apple is the only one constantly having problems with that - embarrassing...
 
As often at Apple, after ~48 hours the problem solved "magically" by itself, without any "genius" knowing, what's going on in the background.

Well, it's a pity, but regarding multi sim/multi card it is time to trade the spare iPhone and get a Pixel instead. :confused:
 
I just found this Thread. I have the same issue here with MultiSim. It worked for a few days and then iMessage got disabled. Also my Main Phone got a message about every few hours that a new device was added to imessage.

I then removed the sim from my second device and was still not able to regain iMessage and got the same error as you. I then replaced my eSIM in my Carriers portal and was able to reactivate iMessage.

I guess Apple can`t handle to Phones with the same cell number. iMessage and Facetime was always disabled on the second phone and still got these messages that a new device was added.
 
Yes, there is still no solution to this problem. Apple/iCloud simply can't handle two phones with the same number.

Meanwhile my second SIM card is inside my good old Ericsson T39m(!!👍🤣❤️), which astonishingly still runs pretty well and has remarkable reception - even in an underground car park and the battery lasts days!!
 
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