Beta Version: New Desktop App with Multi-Device Support

This beta software enables to use the multi-device functionality with a mobile device and up to two computers. Even though the desktop app is still being developed, it is generally stable; however, you may occasionally encounter issues. For more details, please refer to this FAQ entry.

macOS

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Older Macs use Intel chips, newer models (introduced after 2020) use Apple Silicon. If you’re unsure which kind of processor is your Mac, please refer to this Apple guide.

Windows

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Once opened, you can pin the application to your task bar: right-click on the Threema icon in the task bar and select “Pin to taskbar.”

Linux

The beta version of Threema 2.0 for desktop is distributed via Flatpak. Make sure you have set up Flatpak for your distribution.

Run the following commands in your terminal:

$ flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
$ flatpak install --from https://releases.threema.ch/flatpak/threema-desktop/ch.threema.threema-desktop.flatpakref

Note: Update the Threema beta version for desktop through your software manager or by running flatpak update in your terminal.

For security reasons, Threema Beta doesn’t have full access to your files, which is why “drag and drop” is restricted in some cases. To allow full access, please run the following command:

$ flatpak override ch.threema.threema-desktop --filesystem=host

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