If Microsoft 365 deployment tool is not working properly, and you see We couldn't find the specified configuration file, Download failed ODT error, see this post.
If your iMessage doesn't say Delivered it could mean that the recipient’s phone is off or out of battery. If the recipient has other Apple devices set up to receive messages, it might say Delivered ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results