Jan 15 2021 07:37 AM
Jan 15 2021 11:52 PM - edited Jan 16 2021 12:01 AM
Hello @rOLFCP , usually opening attachments in any context is dependent on having software available on the device that supports that file type. You have provided very little information to assist you in troubleshooting, such as Operating System, Desktop app vs Browser app etc. Nevertheless, here are some things you may try:
I hope you are going to have a good 2021 and your son and his school will find Teams useful in their remote learning. Remember, we don't work for Microsoft, we are simply community members trying to help .