Please send an email describing your problem to smreports@stel.com
This is shown when there was an error during log in, but only if the device doesn't have any email apps (an email app will be opened otherwise).
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请发送邮件到 sms@stel.com 来告诉我们您遇到的问题。
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Hello,
Aug 22, 2019 at 08:27