Verb
(graphical user interface, US, Canada) To remove a checkmark.
Synonyms: unselect, (UK) untick
Antonym: check
Uncheck the “save my password” box.
(travel, aviation) To remove a previously checked-in passenger from the check-in system, allowing changes to the ticket.
Synonym: offload
Antonym: check
However, at the free level, you should uncheck the option for “Enable DNS lookups on startup,” as that’s for a premium plan. Source: Internet
Don't uncheck or delete anything at this point. Source: Internet
Go to System/Preferences/Mouse, click the Touchpad tab, then uncheck 'Enable mouse click with Touchpad'. Source: Internet
If, for some reason, you want to turn off this feature, go to Account > My Profile > Playback Settings, and uncheck the box that plays the next episode automatically. Source: Internet
If it isn't what you want, you can uncheck the box and quickly revert to the normal route to help plan your trip. Source: Internet
If you added a newsletter subscription option to checkout, they can check or uncheck this option. Source: Internet