BGR on MSN: 5 Things You Didn't Know Your iPhone's Power Button Can Do Learn more about YouTube YouTube help videos Browse our video library for helpful tips, feature overviews, and step-by-step tutorials. YouTube Known Issues Get information on reported technical issues or scheduled maintenance. Despite being frequently used, most users consider the power button on the iPhone to be limited to just a few things.

Understanding the Context

Here's everything else that it can do. Recently one of my friends told me that there is distinct difference between 'know of something' and 'know about something' expressions. 'know of' is used when you have personal experience with wha... "Know about" vs.

Key Insights

"know of" - English Language & Usage Stack Exchange Examples: I know (about) this difficulty/problem. I know (about) Engineering. In the first sentence, it seems to me that "to know" expresses that the speaker experienced the problem/difficulty before while "to know about" only expresses that the speaker has heard or read about it. to know vs to know about - English Language & Usage Stack Exchange Earth is the only planet we know of where life exists. This sentence is from the commentary of Planet Earth.

Final Thoughts

Why it is know of in this sentence? Can it be know about? What’s the difference bet... “know of” vs “know about” - English Language & Usage Stack Exchange Why do you think that He doesn't know him from his schooldays means that he does know him? It would only have that sense if you added something like In fact, he first met him at university.