When you use Read&Write for Google Chrome, your PDFs, ePubs and Kes files in Google Drive should open with the Texthelp PDF Reader toolbar at the top. If you’re not seeing the PDF Viewer toolbar, you should check the following:
1. Authorize the Extension
When you first install Read&Write for Google Chrome, you must authorize the extension to access your Google Drive. If you’re not sure if this has been done, look for the purple Read&Write icon on the right side of the Chrome address bar.
Click on the icon, and you may be asked to grant permission to Read&Write for Google Chrome.
This will prompt to grant access to the extension
Click the Allow button when prompted.
Other Permissions Required
When you collect Highlights or use the Vocabulary Tool you will also be prompted to grant access
Click the Review Permissions button (Clicking Cancel will not allow these features to work)
Click the Allow button on the next screen to grant access
You have granted access when this screen appears. Click the X to close the dialog box
2. Use By Default
If you’re still not seeing the Read&Write for Google Chrome toolbar in your PDFs, you should check that Read&Write for Google Chrome is set as the default app to open files in Google Drive.
To set as default please read Use by Default