Gmail app v4.2.1 for Android includes a lot of new features and one of those is hiding check boxes to select email message, and instead of that user can enable long-press selection mode which is more comfortable way, especially when user want to select multiple email messages at a time.
Select eMail Message in Gmail for Android
By following the step written below you will learn how to enable long-press selection mode to select an email message in Gmail for Android.
Simply navigate through “Settings” > “General settings” > and select check box for “Hide checkboxes” option.
That’s it, now you just touch and hold on an email message to select it to perform any action in Gmail app on Android. In the same manner you can select multiple emails to perform any bulk action, suppose deletion of multiple email messages in a single run on Gmail Android app.