7 Reasons and Solutions for Failed Sending SMS Verification Codes

Everyone is familiar with the SMS verification code. In our daily life, we need to use the registration, login, modification, confirmation and payment of websites and apps SMS verification code , so the success rate of sending SMS verification code is very high, otherwise it will lead to customer dissatisfaction and loss of customers. For enterprise SMS verification code users, how can we solve the problem of failed sending of SMS verification code? Here are 7 reasons and solutions for failed sending of SMS verification code on Youyi SMS platform

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Generally speaking, part of the reason for the failure of sending the SMS verification code is the enterprise users themselves. Sometimes enterprise users do not pay attention to some details, such as the format and rules of SMS sending are not written correctly; The other part is some problems existing in the SMS verification code platform. The details are as follows:
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1、 The correct format of the SMS verification code is [SMS signature]+body content, but some enterprises make a mistake accidentally, which will lead to the failure of sending the SMS verification code.
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2、 In principle, SMS signature should be 3-8 characters in Chinese or English, which should be consistent with the company name or product. Remember, the signature should be written in [], such as [Youyi]. If there are too many characters to sign, the SMS verification code will fail to be sent.
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3、 [] The signature symbol must be in Chinese format, not in English format. The main reason is that the SMS channel only supports the noon format [], otherwise the SMS verification code will fail to send if you accidentally make a mistake.
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4、 The SMS signature that we actually submit should be consistent with the one reported. Don't modify the SMS signature temporarily, which will lead to sending failure.
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5、 One verification message can only be matched with one signature, one turnip and one pit. Otherwise, the sending will fail.
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6、 The SMS signature must be placed at the front of the SMS, not at the back of the SMS. This must be noted. Many enterprise users like to put the signature at the back, which is wrong.
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7、 The strength of the SMS verification code platform is not strong enough. Some verification code platforms are not strong enough and do not have rich channel resources, resulting in no spare channel. Once the existing channel has problems, there is no way to switch channels freely.
Related reading: How to solve the problem of poor arrival rate of verification code? Youyinet SMS platform for you
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The above reasons for the failure of sending the first six mobile phone verification code SMS messages can ensure that the verification code SMS messages can be sent normally as long as we pay attention to the sending format and rules when we send them at ordinary times. For Article 7, enterprise users must choose a strong SMS platform service provider They have sufficient SMS channel resources to ensure that every SMS verification code can be sent smoothly.