How to Check Checkboxes Quickly with a Keyboard Shortcut by In Home and Remote Computer Tutor and Repair Specialist J. Richard Kirkham of Honolulu Hawaii Covering all of Oahu and Mainland U.S.A.

A vice principal at the school for which I substitute teach asked me to check multiple checkboxes on a program called Blackboard to delete some assignments. This would have taken forever with a mouse as I had to do this for multiple classes.
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