If you need to sign a PDF document from your Android phone, there are a variety of apps available, but the most well-known is the free version of Adobe Acrobat Reader.

Update 10/21: Google is already rolling out the new Messages icon with version messages.android_20221018_01_RC00.phone.openbeta_dynamic.It’s also live on Wear OS, and you can sign-up for that ...

To add a profile picture, tap the photo icon and choose an image on your phone. On the iPhone’s contact-editing screen , you can assign a specific ringtone and text tone for that person.