Tap to fill out a form. To add a new PDF document To add a new PDF document, open the PDF in Google Drive. To open a PDF file in Google Drive, open your downloaded document You can quickly edit, sign, save, and share PDF documents within the filler Google Drive App on your Android device. Open PDF documents for filling out on your Android device. To open a PDF file within the filler app, open the PDF directly from your Google Drive account: To save a document, tap Save. To sign a document in Google Drive. . In the top right corner, tap More Save file in ... To save a document, tap Save. To sign a PDF document. To save a document, tap Save. To sign a document in Google Drive. On your iOS device, open the Google Drive app. Tap the link that was included with your PDF. To save a document, tap Save. Tap the link you need to save, then touch and hold the image of the link that you want to save. To sign a document In the app Download a file so that you can sign a document in the Google Drive app. A signature for a document is important because your document needs to show up properly on documents that you upload to Google in Google Docs. Learn how to sign documents. Sign an address book or file for backup Use your image to create a signature for your address book or file. With the Google Drive Sign Up page, you can sign up for an account, get an ID, and start using the signature feature for files or address book entries. Sign me up! Sign me up To add a new PDF document to the Fill out PDF forms or Fill out PDF forms in Google Drive apps on your Android device, open the PDF document, tap to fill out a form, then tap Fill out form to add a PDF document to the forms you have open or open! It's as easy as typing a single letter or number for the title of their form. For Google Drive, fill out any form, then fill out the form again. When you complete a form that you have a saved to fill out to Google Drive, you'll get a notification. Fill in this form and we'll add it to your Google Drive! To download a file in the Fill out PDF forms Google Drive, tap the link.