У вашего броузера проблема в совместимости с HTML5
This is a video on how to customize your manual upload settings in Google Drive. You can configure it so that files are automatically converted into Google Docs format, or you can leave them as they are. If you choose not to automatically convert, the files will transfer as read-only and you will not be able to edit them in Google Docs.
To watch the updated video and read the full article on the BetterCloud Monitor, visit:
https://www.bettercloud.com/monitor/the-academy/manual-upload-settings-in-google-drive/