Cant add other then +86 phone number. This phone number format isn't supported in your account's region

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Tried registering in new phone xiaomi account and it found i have account from 10 or more years ago, need to add number.BUT allowing only chineese +86 number but i have +371 Latviaemail kangarooo@gmail.complease make available all numbers.Im not in China, im in Latvia.