This feature allows the user to press a modifier key, such as Shift, Ctrl, or Alt, and have it remain active until another key is pressed. This eliminates the need for simultaneous key presses.

Discussion by Disabilities


  • Adjustable keyboard settings can be set to match the user’s expectations, reducing incorrect keypresses and confusion.


  • Users with tremors or muscle weakness may need settings that are drastically different from the defaults in order to be successful.

Existing Products

Please note that these products are not necessarily endorsed by RtF, but represent the range of available options.

This feature is available on most operating systems.

Commercial, no free trial

These products must be purchased to be used, and did not offer free trials at the time of posting.

Contributions & Discussion

Any corrections, suggestions, or additions to this page? Please let us know by emailing with [MasterList] in the subject line.

You can also join the discussion on the Access Feature Master List Google Group.