Windows constantly lose focus on Tahoe

When I open any window (even top menu bar) it loses its focus (in case of menu bar it just closes) after some time (random). I cannot use anything with text input for example, because focus is switched randomly when I type something in.


This is a very major issue for me, because my computer is literally unusable right now.

Posted on Sep 19, 2025 7:22 AM

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Posted on Oct 3, 2025 10:49 AM

I have the same issue on M4 Pro 24GB.


The fix for me was to disable Forti client from App Background Activity in Login Items & Extensions:


I also found this blogpost about bluetooth devices if it helps:

https://medium.com/macoclock/mac-window-focus-bug-dc5211ce570c

24 replies

Jan 9, 2026 2:39 AM in response to Kms10

Noticing since Tahoe 26.2, it's not focusing on Windows, when I switch to another app; it doesn't appear to happen with Apple apps though, only 3rd party apps like Firefox, Adobe Reader...

It's as if the focus would still be on the window from the last app, not correctly switching to the app you've actually switched to.

Also happens when switching from Apple apps to non-Apple apps (like from Apple mail to Firefox).

Jan 24, 2026 3:48 PM in response to Map-Pin

Map-Pin wrote:

Im not sure how to reproduce, but I have a ticket open with Apple. Currently running in safe mode to see if it manifests in this mode... Hopefully enough stuff will work for e to be productive this way

Maybe we can compare addins

I run Battery magic, bartender, better snap tool, one drive ... I think thats most of it.

@Map-Pin, did you get a response to your ticket?

Jan 26, 2026 6:29 AM in response to Kms10

Hey, we are experiencing the same issue were focusing on Windows automatically unclicks. This problem has been reported by several users in our organization. We use Admin by Request and FortiClient, and we think one of these might be causing the issue.

We are on macOS tahoe 26.2


Have there been any official statement regarding the issue?


Windows constantly lose focus on Tahoe

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