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Ubuntu error authenticating some packages

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By Ariane and GenesisUpdated on June 3rd, 2022

Ubuntu error authenticating some packages could mean the updates were corrupted or compromised.

1. Reinstall Ubuntu using up to date Installer

"Ubuntu error authenticating some packages" might be caused by upgrading an old version of Ubuntu that uses old Gnome. To fix the problem, get the latest Ubuntu installer that is available.

Make sure to.

  1. Backup your file.
  2. Create a list of your software
  3. Clean install the latest version of Ubuntu.
  4. Reinstall the software and configurations your personal settings.

“Ubuntu error authenticating some packages” may also be caused by it security protocol. You may want to enable Allow Unauthenticated. Use the command below.

A temporary workaround, create a file


filled with the following



Now try to update your Ubuntu

sudo apt-get update  

sudo apt-get upgrade  

sudo apt-get install update-manager-core  

sudo do-release-upgrade