I am like "So, this is the 4th time Ive called in the last year about this, and every time I call you guys have no idea what I am talking about. And now I am starting to get a little deprecating to them. And like you said, Teamviewer support acts like they have never heard of this issue every time I call. I USED to get the "1 minute" countdown error, but not it just disconnects on them. Others disconnect randomly after a few seconds with no error message. SOME clients I can stay connected to for hours. I pay for a corporate license and iOS remote too. Whoever you are sharing with will only be able to view the files you share and nothing else.My man. The other party should access them immediately they sync. Once installed, simply add files to the folder and wait for them to sync. You can also transfer files between your iPhone or iPad and a PC or mobile device using the QuickSupport iOS Files App integration. This is very effective during troubleshooting. The iPhone is now accessible remotely from a computer and you can easily instruct someone what to do while keeping track of progress.
It is important to note that this method will only allow you to share your screens and not control your iPhone remotely. You can now share your iPhone or iPad screen to any computer or mobile device worldwide with TeamViewer.