See also: How to View Only Unread Email Message in Gmail App in Samsung Galaxy S3
Unfortunately, the mark as unread button makes the delete button no longer appears in the toolbar resulting you need to do the two steps to delete an email message. For some peoples who often use the delete button, this of course will impact them. Luckily, there's a simple tweak that you can do to bring back the trash can icon to the toolbar in Gmail app.
How to restore the delete button in the Gmail app?
Here are the steps to do so:
- Open Gmail app.
- Tap the Menu key then select Settings.
- Tap General settings.
- Tap Archive and delete actions.
- On pop up menu select Show delete only.
- Now, whenever you open an email message, the delete button will be available again in the toolbar.
Indeed, each person may have different options. So, if you don't mind if the delete button is replaced by the mark as unread button, then you don't need to perform these steps, but if you prefer to put the delete button back on the toolbar, then you can easily restore the button by using the steps above. So, hope this helps :)