Questions tagged [catalina]

macOS 10.15 Catalina is Apple's sixteenth major release of the macOS operating system for Macintosh computers. macOS Catalina was announced June 3, 2019 at WWDC.

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How do you play music from your iPhone through Apple Music in OS Catalina?

I used to be able to plug my phone in via my USB/lighting cable and from there, there would be a tab where I could play songs exclusively from my phone. Since upgrading to OS Catalina, iTunes is ...
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Graphics performance drop after waking from sleep in Catalina (MacBook Pro)

I installed MacOS Catalina last week. I restart my MBP and everything's great, then at some point I either close the lid or just lock the screen for a few hours (sometimes not even a full hour) and ...
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Tried to fix filesystem type: FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF and failed [duplicate]

Initially, I had dual-booted Ubuntu on my Mac. Several months later, I decided I no longer needed Ubuntu on my Mac so I decided to get rid of it. I attempted to this by using Disk Utility on macOS and ...
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error using tty.usbserial-xxxx: could not open, resource busy

Since one year I'm using a MacBook Pro 13 upgraded to Catalina in October. I use the Mac to program same embedded module via RS232 (different adapters with different chips, e.g. FTDI) and it is still ...
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Apple Script - How do I check if a window with a specific title exists?

I would like to create an apple script that checks if a window of an application with a specific name (not id or index) exists. I used the following code in a previous script, and it works: tell ...
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Music in Catalina doesn’t remember window size

Each time I open the Music app in macOS Catalina (10.15.1), the window size is set to maximum. I then have to rescale it down to fit my use case. But after it’s been quit and reopened, it is again ...
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Lost folders after upgrading to Catalina. Any chance to recover them?

Two days after upgrading to Catalina, I have noticed that some subdirectories are missing. I'm not exactly sure when these directories went missing as I was on vacation, but here is what happened. I ...
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Intel Power Gadget causes kernel panics

The latest version of Intel Power Gadget (3.6.1) is causing frequent kernel panics in macOS Catalina (10.15.1), causing the system to freeze and then shut down. This happens when some app is already ...
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Applescript - Close all windows except frontmost window

I have created an automator quick action that runs the following apple script tell application "System Events" set frontApp to name of first application process whose frontmost is true --...
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How to set a custom dynamic wallpaper in Catalina?

I tried to set a custom dynamic wallpaper in Catalina as I used to do in Mojave (that worked fine) but my dynamic wallpaper will display the following option as you can see the picture (bugged). and ...
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What is CoreSimulator running and take up so much processing time?

This question might belong in the Information Security space. But since it's specific to macOS, I thought I'd start here. Please comment with your recommendation if you have an opinion about it. I've ...
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How does a Macbook handle USB devices? (USB not working correctly)

I have this setup right here at my work desk, I am using a MacBook Pro 2019 13': For some reason the USB-A mouse does not work on USB-C Port 2. I'm a Windows user, and I know that in Windows, each ...
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How can I correct the wrong icon for a website bookmark?

In Safari, the icon of Reddit is displayed as the icon of StackOverflow. How can I correct it? Things I have already tried are: Deleting the bookmark, and re-adding it Using Command+R to refresh the ...
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Creating link to a remote directory

In macOS Catalina the System volume has been made read-only. For my work, I have to mount a remote folder at /, so it is reachable as cd /TestFolder. Until now I used to do the following: Mount the ...
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MacBook 15 Air won't boot after Catalina install

I installed Catalina from Mojave and went through the normal steps. I left it plugged in overnight to download and install, and when I checked it this morning the screen was black with a flashing gray ...
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Preventing ssh command from opening xquartz on every login

Whenever I use ssh, after I type the password, xQuartz pop ups in the dock. It is a similar question to preventing ssh command from opening xquartz on every session, but in my case, I want X ...
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Spotlight indexing occasionally throws Error Returned from daemon: Error Domain=com.apple.accounts Code=9 in console

For the past week Spotlight on my Mac has been indexing my 256GB drive, using about 200% CPU more or less constantly and it hasn't gone anywhere, so today I opened up the console and filtered by ...
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Catalina Trusted Root CA certificates are revoked - Chrome

I have a trusted self-signed root CA named CA and I use that to sign a certificate for my local website, before I install CA's certificate and trust that, chrome shows me an error about the site SSL ...
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macOS Catalina USB keyboard doesn't work after being taken out and in again

After I upgraded to macOS Catalina on my MacBook Pro from 2013, my USB keyboard stops working every time I unplug it and plug it in again. Every time, I have to reboot with the keyboard plugged in to ...
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Is there a fix for UGreen USB-C to HDMI cable not working in Catalina?

I have a UGreen 4K Nylon USB-C to HDMI cable which mysteriously stopped working with my 2016 15" MacBook Pro as soon as I upgraded to Catalina. Has anyone else had issues with this cable and are ...
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Revoke the permission to run an application from an unidentified developer

Few weeks ago I've installed a CLI application from Homebrew that wasn't signed or notarised (what's Apple calls from an "unidentified developer"). To run this application I've followed the well ...
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Request Applescript to copy only one file type from 2 folders, into a 3rd folder

Hi I've been trying to find utilities that will do this but I am guessing applescript/Automator on Catalina mac would work too. Basically I have 2 folders with all kinds of books (.pdf, .mobi and ....
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Terminal stop launching in Double Commander after Catalina 10.15.1 upgrade

I just upgraded to Catalina 10.15.1 and having some issues opening Terminal from Double Commander If i click the terminal button that corresponds to this actions: Now the Terminal just wont show, ...
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Mac Catalina And Microsoft Teams Screen Sharing Permissions

I recently updated my MacBook Air OS to Catalina V 10.15.1 and since have issues screen sharing via Teams. When I try to share my screen I get an error prompting me to go to my "Security & ...
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My Mac has recently been freezing several times a day and then eventually having to restart, unsure how to understand the error message or how to fix

My computer keeps restarting and I am unsure how to fix it, or if I will need to get a new Mac. I get this error report every time: panic(cpu 0 caller 0xffffff801fed1b92): initproc exited -- exit ...
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macOS Catalina: execute bash script on boot with launchctl

Before updating to Catalina (10.15.1) my agent based on a bash script was working perfectly. I had set the agent in order to execute the bash script on boot. Here is the plist file: <?xml ...
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How do I use AppleScript to open a specific note from Apple's Notes application?

I would like to create an AppleScript (or a command from Terminal) that opens a specific note from Apple's Notes application, preferably in a separate window. To be clear, I don't want to create a new ...
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Shortcuts for the application switcher in OS X

When I press Cmd + Tab in OS X (e.g. Catalina) I can access what I believe Apple calls "the application switcher". Is there an entry for this shortcut in the System Preferences → Keyboard → Shortcuts ...
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Anaconda and its libraries in macOS Catalina

Apple is constantly introducing changes to how it handles a range of issues. Some are, I assume, security-related. This affects programming environments such as Python (Anaconda) and R and others. ...
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Changing system font in Catalina

On my Mac, I am using Mac OS X Catalina, and I would like to change the system font to something other than San Francisco. I tried TinkerTool but it doesn’t really work.
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macOS Catalina 10.15.1 suffers from extremely high application start up time

After I reboot my computer, it will take a really long time to start up applications (e.g. chrome, pdfexpert) for the first time, maybe about 15~30 seconds. This delay disappears with subsequent re-...
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Can a 16“ MacBook Pro be reverted to an OS before Catalina? [duplicate]

I want to get the new 16" Macbook Pro which ships with Catalina, but I don't want Catalina at least for now because of how many legacy apps it breaks, not to mention Avid/Protools hardware which ...
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Catalina - USB Serial Cables seem to be broken

TL;DR - How do I make a USB Serial cable work on Catalina? I work as an embedded software developer. I write software on small circuit boards like an Arduino or BeagleBone or RaspberryPi. You might ...
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Is it possible to transfer media from Catalina to an iPod Nano?

I have been wanting to update to Catalina but have been waiting. One of my biggest concerns is being able to transfer music to my iPod Nano. Is it still possible to import media from Catalina to the ...
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How to change the focus of buttons displayed in prompt dialogs?

When a file is deleted through Command + Option + Backspace combination, the dialog like the image below is prompted to validate the operation with having two buttons which are Cancel, and Delete ...
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Creating a bootable Sierra image on Catalina

I received a MacBook7,1 a few days ago and wanted to use dosdude1's Catalina patcher to install it on my system. The first attempt actually yielded a result that constantly showcased weirdness. When I ...
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Constant Bluetooth Connection Request Prompts Between Two Macs

I recently got a 16" MacBook Pro. My wife has a 2019 15" MacBook Pro. They're both running 10.15.1 (Software Update says both Macs are "up to date"). Ever since I got the 16" MBP both MBPs are ...
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Enabling /bin/bash on Catalina - invisible to System Preferences -> Security & Privacy -> Full Disk Access

I am having trouble enabling /bin/bash on Catalina - Macos 10.15.1 When I try to enable it using "System Preferences -> Security & Privacy -> Full Disk Access", the pop-up finder list doesn't ...
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macOS How do I install and use this program?

I downloaded a command line utility from this github webpage . I clicked on the green Clone or Download button to download the zip file. Although, there are also files that can be downloaded from the ...
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configtest error AH00526: Syntax error in httpd-autoindex.conf

I've been using the tutorials here as well as here in order to host a web page using Apache on macOS Catalina Version 10.15.1. The problem was that I couldn't access the localhost and kept getting a ...
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Third-party screensavers only filling 1/4 screen since Catalina?

I use third-party screensavers, especially a snow-themed one around the holidays. However, some of them only take up the bottom-left quarter of the screen now. The screensaver preview is exactly how ...
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How do I remove and/or change the speed of the minimize animation for application windows in macOS Catalina?

When I click on the yellow minimize button at the top of an application window, it takes forever for the application to minimize and go into the dock. Is there a way to remove or change the speed of ...
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Hide/Delete “Unable to Upload” album in Mac Photos (Catalina)

I am backing up my Photos library to another Mac (which I don't intent to switch on iCloud Photos - I have big issues with, see discussion iCloud Photos not in sync with Mac) running Catalina. The ...
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macOS Won't Show WiFi Login Page

When connecting to hotel WiFi, the WiFi login page doesn't appear on macOS. When trying to go to a standard webpage I get an error about my network connection. After reading a lot of documentation ...
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The dot icon on the dock stays despite I have closed the app

As the title clearly describes, the dot icon stays on dock for some apps such as VS Code, Terminal, Safari, and Finder despite I have closed the app. I am using Catalina 10.15.1. I have to manually ...
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command-line downgrading catalina to mojave

After a plenty of issues I would like to know if somebody has a "recipe" to perform a manual downgrade to mojave 10.14. I installed catalina after waiting for 10.15.1 and at the beginning seemed to ...
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Organizing Favourites in Finder with Symlinks and colons

On my machine I have repeating patterns of directories. E.g,: notes/2019-01 records/expenses/2019-01 records/taxes/2019-01 customer/project/notes/2019-01 Links in the Favourites bar show up as: ...
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Resume time machine backup after moving hard drive from external to network?

I have been backing up my MacBook (Mojave) to a USB connected hard drive for some time. I've just moved this hard drive to a Mac Mini (Catalina), so that I can backup remotely, but I don't want to ...
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Change Finder Icon in macOS Catalina without rebooting?

I found similar question: On previous versions of macOS, it was possible to change the Finder icon in /System/Library/CoreServices/Dock.app/Contents/Resources/. However, this doesn't seem possible in ...
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Export Photos in Catalina

Is there a way to export photos from an album in Photos.app on my MacBook then to a folder in that order? Since Catalina, I've not been able to do that even with titles and and the number box ...