This is not a comprehensive list of known issues in Day One, but some of the common issues. If you have something to report, please contact support


Day One Sync

Please see our Day One Sync Status page.


Day One for macOS

Entries switch to bold or italics

  • Status: Under investigation.

Momento import not working: "Unable to import file - the file did not contain a date for the entry."

  • Status: We have logged this as an issue but we do not have an ETA for a fix. 
  • Workaround: Manually adjust the Momento export file to have the date in this format preceding each entry: "Date: June 24, 2016 at 10:59:06 AM MDT"


Day One for iOS

Audio not recording when using AirPods (or some other Bluetooth devices)

  • Status: This is under investigation. Audio can be recorded through the phone or watch. 

PDF exports are appearing as files

  • Status: Resolved in version 3.4

Multiple issues in book printing

  1. PDF preview not loading
  2. Error while checking out
  3. Crash while checking out with multiple books
  • Status: These have been reported and the team is investigating them. Book Printing is designated as a beta feature right now while we continue to improve this feature.
  • Workaround: Try removing the books and trying to create them again or recreating them on another iOS device. This may require multiple attempts. We are very sorry for the inconvenience. 


Day One for Android

Cannot sign in or sign out of Day One Sync. 

  • Status: This has been reported and under investigation. 

Missing images on On This Day

  • Status: This has been reported and under investigation. 


Day One Classic (Version 1.0) [Obsolete]

There are several known issues with Day One Classic (version 1) when using the latest OS versions (iOS 11 & macOS 10.13 or later). Day One Classic is no longer supported. We strongly encourage you to upgrade using these instructions: Upgrading from Day One Classic. Please see this guide: Day One Classic is retired

If you're interested in feature requests, see Day One Feature Requests.

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