Hello Cathryn!
Thank you for contacting the Microsoft community.
As we understand from your post, you completed two courses; however, you have not received the certificates. We are happy to help you!
We totally understand how important it is to get a certificate after completing a course; however, we can confirm that Courses and Modules completed via MS Learn do not issue completion certificates. These courses help you to prepare for taking the requirement Exams for any desired Certification.
Depending on the course taken, it will only help you prepare for taking the related exam, which after passing should reward you with a Certification, in this case you completed the courses: Master Microsoft Teams for any learning environmen and 21st century learning design - Training
With these courses you will receive XP learn Points and the modules will be on your Learn account transcript, for sharing or downloading: View and share your transcript | Microsoft Learn
keep in mind that you can receive a certificate if you pass the available exams we have. For further information, please refer to the following link: Certification process overview | Microsoft Docs
Based on the courses completed, we recommend you to check the following certification:
If you have passed an official exam and your credential is missing please let us know so we can open a private message and help you out.
I hope this clarifies the process. If you have any further questions or need assistance with other options, please feel free to ask.
Please let us know if you have any other questions, or if the assistance given solved your request, please indicate “Yes” to the question shown below and we will proceed with the closure of this thread. In case we do not receive a response, it will be closed and locked in the next business day.
Wishing you the best,