Since the release of Android 6.0 Marshmallow, Gmail users have been reporting some syncing problems on their app that appeared simultaneously with their update to Android's latest flavor. (Very few users mentioned being affected on Lollipop, but it's worth pointing out.) The problems seemed to be divided in two categories: one that specifically stopped Hotmail accounts from being synced inside the Gmail app and another that caused a lot of delays in syncing and notifications regardless of the account type.

Read More