Based on the strength of your network coverage it can take up to 5 minutes to get an OTP. It is advisable to wait for at least 5 minutes after you trigger an OTP before you request for a new OTP to avoid duplication of OTP.
If you are unable to receive the OTP from StuCred you can check for the following Go to a place with better mobile connectivity. You can try with the same OTP for up to 5 minutes from receipt of OTP. If the time expires, request for a new OTP. Kindly ...