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84 votes

What is this qemu-system-aarch64 process and why is it using almost 3 GB of RAM on my M1 Mac

It was a Docker for Mac! There is no clear name indication, that this is a Docker so you can't clearly spot it in the Activity Monitor Stopping Docker releases the resources Hint : It's possible to ...
24 votes
Accepted

When is macOS Big Sur EOL, meaning there will be no more security fixes?

Apple does not provide that kind of information. However, the materials needed to make a guess can be found on this site (source, it's MIT licensed). From the information as far as I can tell on this ...
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  • 587
18 votes
Accepted

How does Mac Mail's "unsubscribe" feature work?

Apple's Mail app looks for the list-unsubscribe header which contains the mailto: address to unsubscribe from a specific list. Not all senders include this in their emails which is why not all emails ...
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  • 22k
12 votes

When is macOS Big Sur EOL, meaning there will be no more security fixes?

There do not appear to be technical reasons for not allowing you to install macOS Monterey on your MacBook Air (13-inch, Early 2014), as you can install macOS Monterey on your device in an unofficial ...
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11 votes
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Will macOS Big Sur remove the default Python installation for good?

No, it didn't get removed in Catalina, nor in Big Sur, and not even on the initial release of Monterey, but finally in macOS Monterey 12.3 it does get removed: https://developer.apple.com/...
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  • 1,003
9 votes
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Why are many of my apps now called "<name>.app"

Finder > Preferences > Advanced > [] Show all filename extensions This is an interface-wide setting, any display of a filename will display the associated extension. If desired, a per-file ...
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  • 4,043
8 votes

Does recent macos have TTYs enabled? If not, is it possible to enable?

macOS boots into the graphical environment directly, there is no underlaying TTY from which the GUI is started (unlike Linux which boots into text mode from where you start X11 or whatever graphical ...
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  • 86.6k
7 votes
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How to keep /private/tmp on a RAM drive with Big Sur & Monterrey+?

UPDATE: The question was changed to focus specifically on how to create a RAM disk on Big Sur/Monterey. You can do that by opening the Terminal and running the following command: diskutil erasevolume ...
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  • 67.1k
7 votes
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Any way to create custom terminal keywords?

The ‘alias’ command defines aliases. alias pas="php artisan serve" The default shell is now zsh so you define this in ~/.zshrc. Source the file . ~/.zshrc for the change to take effect in ...
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  • 186k
6 votes

The message "You do not have permission to open the application" is shown when trying to open a downloaded app

Was having this issue with Eclipse. Stumbled across the following resources which led me to the solution: https://stackoverflow.com/questions/68295434/facing-permission-related-issues-in-macbook-pro-...
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  • 201
6 votes
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MacOS Big Sur - How to completely change admin password (including sudo commands)

Using the system preference pane is the best way to change password since that will update associated keychain and FileVault items as needed. Other methods can cause keychain to fall out of sync. ...
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  • 221k
6 votes

When is macOS Big Sur EOL, meaning there will be no more security fixes?

The "rule of thumb" is 10 years - 5 years full support followed by 5 years partial support. Apple publishes a list which covers hardware repair. Software support generally but not absolutely ...
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  • 101k
6 votes

How to remove .Trash folder from iCloud?

Golden Rule: Don't play with .Trash folders. Leave them alone. The way macOS handles the myriad Trash folders right across your computer is not to be played with. Every user has one, every drive has ...
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  • 101k
5 votes

Hide new "play" icon in menu bar after upgrading to Big Sur

You can also ⌘+click and drag it off the bar.
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5 votes

What is this qemu-system-aarch64 process and why is it using almost 3 GB of RAM on my M1 Mac

I guess you are a developer and you are using some sort of Android emulator. I too have a Mac, and this process refers to the Android Studio emulator I use for debugging.
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5 votes
Accepted

What is the ~/Applications directory for?

An Applications directory in your user's home directory is not a standard directory, but some users create and use them. If you have it, either you, someone else, or some script created it. In older ...
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  • 2,816
5 votes

Where is kernel_task?

The process name kernel_task is artificially set by the xnu kernel itself during initialization (see bsd_init()) as a way to represent the kernel's threads to users and other processes within the BSD ...
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  • 4,137
4 votes

How do you remove the clock time from the menu bar in macOS?

I also use (and LOVE!) iStat Menus. Best solution is to display the date with iStat and the time with the system. Decent compromise.
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  • 41
4 votes
Accepted

Cannot su to Admin on Big Sur

I think you're a bit confused about "Admin" vs root. Your normal account is probably an admin account (i.e. it's a member of the admin group, and is therefore allowed to do things like ...
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4 votes

Brother Printer works as a printer but not as a scanner

I had the same issue. For me it was the Brother Printer HL-L2380DW on Monterey, but the behavior was the same. I could delete and re-add the printer with no problem. It would print, but it would not ...
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  • 143
4 votes

How to remove .Trash folder from iCloud?

The .Trash in your iCloud Drive only stores the trash of your iCloud Drive, meaning if you delete a file/folder in iCloud, it will be moved to .Trash, and finally be deleted once you empty the trash ...
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4 votes

How do I move a maximized window from one monitor to another?

Are both displays the same resolution? [Not the same physical size, that's not important.] Are you confusing 'maximised' with 'fullscreen'? You can move any window, maximised or not, by dragging the ...
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  • 101k
3 votes

Change the default keyboard input when logging into macOS Big Sur

For me the one that actually worked was: First change completely Mac OS X system language (in Language & Region) to desired keyboard language layout. In my case it was Finnish (even though I use ...
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3 votes

Limit Time Machine size in Big Sur

I'm a recent Windows to 2021 MacBook Pro convert. Not knowing it was impossible, I managed to stumble on a method using Disk Utility. Launch Disk Utility Erase the disk and create “Time Machine ...
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3 votes

How to remove Google Chrome from Spotlight suggestions in macOS Big Sur

It's impossible to make Spotlight do what you want but you can install a replacement. I like ueli, which is both free and open source.
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  • 139
3 votes

Mac OS Big Sur - mouse stutter (not a Bluetooth problem)

So the solution for me was to unplug the hdmi monitor cable from my vava dock, once I did that the mouse became smooth again. I didn't need the hdmi connection because I use a usb-c to display port ...
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  • 131
3 votes

Mac OS Big Sur - mouse stutter (not a Bluetooth problem)

My laggy mouse seemed to be related to my USB3.0 external hard drive. This is explained in this blog post. I ejected the drive and unplugged it, which seemed to make the lagging go away. I am using: ...
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3 votes

Big Sur - unresponsive dialogs to mouse actions

It seems that this very specific issue (ineffective mouse clicks in file picker dialogs and in System Preferences) is surprisingly common on Big Sur and Monterey. A couple of workarounds that seem to ...
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  • 31
3 votes

Spotlight Indexing of Google Drive File Stream Disabled on Restart

I hope this helps someone. Google Drive v59 has this option: "Spotlight integration When this is enabled, search text you enter in Spotlight will be sent to Google in order to find matching Drive ...
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3 votes
Accepted

What are all the storage categories that can exist?

The System Information User Guide (also available on your Mac as a macOS Help article) gives an overview of the categories available in the Storage section of the About My Mac window: Apps: Contains ...
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  • 13.8k

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