Is it wise to clear system cache?

I've come across this:


Get rid of system cache.

1. Open a Finder window and select “Go to Folder” in the Go menu, at the top of the screen.

2. Type in ~/Library/Caches and hit “enter” to proceed to this folder.

Important: remove the insides of these folders, but not the folders themselves.

3. Repeat 1 and 2, but replace ~/Library/Caches with /Library/Caches (simply lose the ~ symbol).

4. Restart your Mac.

It's essential to clean it regularly, otherwise it will keep getting slow and overloaded with data.

Should I trash contents of ~/Library/Caches?

Thanks for your time.

Posted on Nov 13, 2016 5:16 AM

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Posted on Oct 10, 2017 6:49 AM

tygb wrote:


I do not go with google sites but with conversation with senior advisors in support always suggest to clean user library caches and so its not a question to be raised , your method might be different to clear caches and my thought is to clear the caches .

*****
There is no reason to periodically clean caches whether they be system or user.


There is nothing that accumulates or grows out of control in the user caches unless there is a problem. Preventative cleaning merely slows down your Mac until the caches are rebuilt. If something causes a particular cache to become corrupt or otherwise problematic, then it might be advisable to remove that particular cache. The others do not need to be removed. Corrupt caches do not occur out of happenstance. They are caused by something interfering with the normal behavior of the OS. You must fix that problem, not repeatedly hide it month-to-month.


That being said, in my 30+ years of using a Mac, I have never needed to clear either the System caches or the user caches, but, as John Galt noted, I have only ever cleaned the System caches when doing a Safe Boot, which I have never done out of necessity, but only for answering questions about it here.

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Is it wise to clear system cache?

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