DevonThink 3.x compatibility with MacOS 26 Tahoe

Hi there, before upgrading ma MacOS 26, I’d like to know if it is compatible with DEVONthink 3.9.15.

I haven’t find any thread on that, except one asking for compatibility with DT 4.x but I haven’t upgraded (yet).

As I’m using it on an everyday basis, any info would be appreciated.

Thanks.

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Yes, 3.9.15 will run on macOS Tahoe. However, we do not recommend moving to it now. By and large, you should avoid installing the .0 release of an operating system. And Tahoe has plenty of bugs. You are not missing out on anything so don’t let FOMO lead you to an unpleasant situation. Wait for at least the .1 release.

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You’re right. Next release is on its way.

My experience with upgrading to Tahoe is that PDFs in Preview and in Devonthink are not completely working. This situation concerns selecting and highlighting text. Although it works in other PDF readers, they do not apply the PDFKit framework. Note that my experience is on an M1 Pro processor. On an M4 one, selecting works but it looks a bit odd. Apart from that, some applican icons are glassified, others are not (even for default Apple ones).

This behavior also exhibits itself for Tahoe being freshly installed (without an upgrade) or a reinstall. So, for me it is back to a fresh install of Sequoia, which worked out well.

Hi, I have upgraded to Tahoe and many times when i try to export a file, the applications hangs and i need to force quit. I can then export the file when I re-open Devonthink, apart from that no issues.

What kind of document did you export and how exactly?

In the last case it was a small PDF file using the commands: File-Export-Document, the same happens with File-Export-Files and Folders

Usually the cursor stops spinning after a while and it releases the app for further use, sometimes i need to force quit and open again

Two finger scroll up and down on the macbook trackpad doesn’t work either, i have to drag and hold the scrollbar (it does work in other apps)

Also no previews of JPG and DOC , Pages and Numbers files, PDF files preview ok

Get Info pop-up of files not working either

Launch Apple’s Activity Monitor application (see Applications > Utilities), select DEVONthink in the list of processes while it’s spinning, choose the menu item View > Sample Process and send the result to cgrunenberg - at - devon-technologies.com. Thanks in advance!

Additional details for the other issues would be useful too as all of this is currently quite vague (and we haven’t received any similar reports and quick tests were just successful).

I have rebooted a few times and the problem has disappeared, if it should return i will send you the sample process

As MacOS 26.1 was released, I bump this topic.
I made the upgrade and Devonthink 3.9.16 seems to behave bravely and correctly, at least for what I’m asking it, that’s scan documents with ScanSnap, Move them between database and sync them. The add to DEVONthink command on IOS (v 3.8.14) also works smoothly. The only thing I noticed is that the icon is not updated for MacOS26 :wink:.

I fully agree with your statement, no problems for me too with Devonthink 3.9.16, Tahoe 26.1 and Scansnap. Everythings works like expected.

:grinning_face: