More posts about “AppArmor”

Ubuntu and Flatpak logos on the sides of two stacked boxes.

Flatpak Doesn’t Work in Ubuntu 25.10 [Now Fixed]

Flatpak installs are failing in Ubuntu 25.10 with revokefs-fuse unmount errors. Here's what's causing it, why it's not a intentional, and when a fix is coming

10 October 2025

Ubuntu Gamer? The Steam Snap Now Runs Better Than Ever

If you’re using Canonical’s Steam snap to game on Ubuntu you may be pleased to hear that a number appreciable performance improvements have begun to filter out. Valve recommend Ubuntu users stick to the official […]

9 October 2024

Ubuntu’s New Security Center Readies Stable Release

Ubuntu’s new desktop Security Center app is gearing up for its first stable release, along with a background tool called Prompting Client. I first reported on the creation of Security Center earlier this year and […]

4 September 2024

Ubuntu Fast-Tracks AppArmor Fix for Flatpak Apps Failing to Start

The recent update to AppArmor to remedy issues with 3rd-party apps being unable to run on Ubuntu 24.04 LTS (due to its security hardening) inadvertently prevents a fleet of popular Flatpak apps from running either. […]

16 July 2024
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App Doesn’t Run in Ubuntu 24.04? New AppArmor Update May Fix It

If you’ve been experiencing issues getting some apps to run or work properly in Ubuntu 24.04 LTS it may be down to the distro using AppArmor to restrict the creation of user namespaces. This change […]

28 June 2024