offlineimap command not found

In this troubleshooting guide we learn how to fix offlineimap command not found error message

Introduction

When you run more command in linux terminal / console, you get the following error message

offlineimap: command not found

or when using sudo you get the following error message

sudo: offlineimap: command not found

In Ubuntu offlineimap is provided by offlineimap3 package.

offlineimap3 is:

OfflineIMAP is a tool to simplify your e-mail reading. With OfflineIMAP, you can:

Read the same mailbox from multiple computers, and have your changes (deletions, etc.) be automatically reflected on all computers
Use various mail clients to read a single mail box
Read mail while offline (on a laptop) and have all changes synchronized when you get connected again
Read IMAP mail with mail readers that do not support IMAP
Use SSL (secure connections) to read IMAP mail even if your reader doesn’t support SSL
Synchronize your mail using a completely safe and fault-tolerant algorithm.
Customize which mailboxes to synchronize with regular expressions or lists.
Synchronize your mail two to four times faster than with other tools or other mail readers’ internal IMAP support.

In short, OfflineIMAP is a tool to let you read mail how YOU want to.

This is the Python3 port of offlineimap.

To fix this problem, we can install more using the command below.

sudo apt-get -y install offlineimap3

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install offlineimap3.

sudo apt -y install offlineimap3

Or if you have aptitude installed you can use the following command.

sudo aptitude install offlineimap3

In this tutorial we learn how to fix offlineimap command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.