Windows keyboard shortcuts for accessibility - Microsoft Support
If you frequently trigger Filter Keys by accident, you can disable the 8-second shortcut in your system settings: For Windows 11: filter keys shortcut
Power users and those who genuinely need Filter Keys can fine-tune its behavior and even disable the shortcut to prevent accidental toggling. Suddenly, the keyboard behaves "strangely": keys feel laggy,
For the average user, the most notable aspect of the Filter Keys shortcut is how easily it is activated by mistake. Placing a heavy object (like a book or a phone) on the right Shift key, resting your hand on the keyboard for an extended period, or even a stuck key can trigger the 8-second hold. Suddenly, the keyboard behaves "strangely": keys feel laggy, repeating characters stop repeating, and brief taps seem to do nothing. The user often panics, unaware that a simple accessibility feature has been toggled on. repeating characters stop repeating
Simply press and hold the right Shift key again for 8 seconds, or press the Win + U shortcut to open the Ease of Access Center and toggle Filter Keys off manually.