This functionality was dropped from GTK and while there was some upstream effort to re-implement this capability no forward progress has been made in 3 years.
Closing this. ** Changed in: gtk+3.0 (Ubuntu) Status: Confirmed => Invalid ** Changed in: caja (Ubuntu) Status: Confirmed => Won't Fix ** No longer affects: mate-desktop -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/1787368 Title: Caja does not show previews of text files on Bionic and newer versions Status in caja package in Ubuntu: Won't Fix Status in gtk+3.0 package in Ubuntu: Invalid Bug description: Steps to reproduce: 1. Install Ubuntu MATE 18.04 LTS (or upgrade from 16.04 LTS) 2. Create text file somewhere (in home folder for example) with `echo text > ~/file.txt`. 3. Open Caja in home folder Expected results: * Caja shows preview (the contents) of `file.txt` in Icon view. Actual results: * Caja does not show preview of `file.txt`. Notes: 1. all settings in Preview tab are set to *Local Only* 2. this happens on clean user profile and/or after `dconf reset -f /` and `gsettings reset-recursively org.mate.caja` 3. Problem first seen on AskUbuntu ( https://askubuntu.com/q/1065825/66509 ). ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: caja 1.20.2-4ubuntu1 ProcVersionSignature: Ubuntu 4.15.0-30.32-generic 4.15.18 Uname: Linux 4.15.0-30-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.2 Architecture: amd64 CurrentDesktop: MATE Date: Thu Aug 16 12:36:57 2018 InstallationDate: Installed on 2018-04-26 (111 days ago) InstallationMedia: Ubuntu-MATE 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) SourcePackage: caja UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/caja/+bug/1787368/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp