Extra steps are required to give Prism authorization to upload to Google Drive and/or YouTube when running on Windows XP or Windows Vista:
- Click Authorize... in the Authorization dialog.
- In the web page that opens, sign in to your Google account, if required.
- Confirm that you authorize Prism to access the requested features.
- Copy the Authorization Code provided by Google and paste it in the Authorization confirm dialog in Prism.
- Click Ready to confirm that authorization is complete.