Advanced debugging of problems with push notifications

If you have completed the steps in the guide on resolving issues with push notifications but the issues weren’t resolved, please delete Threema and re-install it. Please note that your messages will be lost in the process; using Threema Safe, you can, however, retain your Threema ID and your contacts.

  • Delete Threema from your device
  • Turn off your phone, and turn it back on
  • Navigate to iPhone Settings > General > Date & Time, and set the date at least two days into the future (If you have the option “Set automatically” enabled, you need to deactivate it first before changing the date.)
  • Turn off your phone, and turn it back on
  • Download Threema from the App Store (You will not be charged again.)
  • Open Threema (The app will now to re-negotiate push notifications with the server.)
  • Push notifications should be working again.
  • Set the date back to the actual date in Phone Settings > General > Date & Time and activate “Set automatically”