sudden. zoom on browser window

I have a zoom problem on Macos Sonoma on. desk top, , and cannot ,so far, see a pattern. When viewing. a browser page it suddenly 'zooms in' to huge print, I can recover by clicking 'view' 'actual size' . I think it is happening on most browsers., although I mostly use chrome ( as bitwarden, my password manager, does not seem to have a working extension on safari)

iMac 24″, macOS 14.7

Posted on Jan 26, 2025 2:50 PM

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Posted on Jan 26, 2025 5:48 PM

it sounds to me like you have discovered "smart zoom". When active, if you lightly double tap your Magic Mouse, the screen will zoom in or out. It is very sensitive, and you may not notice that you double tapped. you can go into System Settings > Mouse in the "point & click" tab and turn off "smart zoom". (if you are using Monterey and before, the preferences panes will look different, but the setting is still in the "mouse > point and click" section)



then the unexpected zooming should stop. but if smart zoom is the cause, you may want to get used to how it works. since I started using it, I have wondered how I ever lived without it.

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Question marked as Top-ranking reply

Jan 26, 2025 5:48 PM in response to mandywr

it sounds to me like you have discovered "smart zoom". When active, if you lightly double tap your Magic Mouse, the screen will zoom in or out. It is very sensitive, and you may not notice that you double tapped. you can go into System Settings > Mouse in the "point & click" tab and turn off "smart zoom". (if you are using Monterey and before, the preferences panes will look different, but the setting is still in the "mouse > point and click" section)



then the unexpected zooming should stop. but if smart zoom is the cause, you may want to get used to how it works. since I started using it, I have wondered how I ever lived without it.

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sudden. zoom on browser window

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