It is possible that the WiFi credentials are not correct. When set these up, we use the information you provide us. In fact, we copy and paste it in from your information to avoid typos on our end. Of course, it is possible that you made an error sending us the information. This does happen and when it does, it can prevent your DMRspot from connecting to your WiFi. Generally, the most common problem we see is incorrect capitalization for the SSID or password.
All is not lost. There are a couple of ways to work around this. 1)
This article on the Pi-Star site explains how to create a file with your WiFi credentials to copy to your micro-SD card. https://www.pistar.uk/wifi_builder.php2)
Here is an excellent step by step explanation from amateurradionotes.com
on how to connect your DMRspot if it does not connect to the pre-configured WiFi you provided to us. Note: This is also helpful if you take your DMRspot somewhere else and need to change your WiFi settings. https://amateurradionotes.com/pi-star.htm#bootingpistar