Can't attach google drive files

Welcome to the Quire community @TheNatives !

I'm sorry that you are experiencing this issue. About unable to attach files from Google Drive, could you please let us know the following information, so our Tech team can look further into it?

1. Please remove the Quire access first, and try again. Kindly let us know if the issue still persists. Here's the link: https://myaccount.google.com/permissions
2. Please let us know if you have logged in on Google Chrome with multiple accounts.

Waiting for your reply.

As for previewing attached Microsoft Word files, it isn't available at the moment. I will pass your suggestion to the team. Thank you!