Apple’s Mac computers are the world’s second most used operating system. In addition, Apple released Mac’s latest version, macOS Catalina. It’s quite interesting to explore the new Mac operating system. Further, macOS Catalina is popular for many reasons and one of them is Data Privacy. Therefore, with Catalina Apple has updated the Security for Mac computer and you will be glad to see the functions of Data and Security. However, there are some errors that you may face while using Catalina. Therefore in this post, I will guide you on how to Fix macOS Catalina Problems. These are some of the common errors and you can solve them by the end of this post. You may get these issues/errors with the hardware/software.
Additionally, I will cover the errors which you face from the Installation process up to hardware and software. The macOS 10.15 Catalina common issues can be simply solved which users are facing. These common errors can cause in different ways even from not begin able to download.
The main problems that everyone faces are macOS Catalina Sidecar Problems. Apps not working in macOS Catalina, macOS Catalina Boot problems, macOS Catalina WiFi problems, Finder error in macOS Catalina, macOS Catalina Speed problems, macOS Catalina login problems, macOS 10.15 Catalina install problems, macOS Catalina Battery issues, macOS Catalina mouse issue and many more.
However, we are going to cover every single of them. You are not the only one facing these errors, therefore, there’s a way to fix them. The first problem that you may get while updating from macOS Mojave to macOS Catalina direct from App Store. So let’s get started with solving each one of these errors in order to use macOS Catalina on your Mac computer.
How to Fix macOS Catalina Download Problems
So you see that macOS Catalina is now available for a free update in App Store. Therefore, you are trying to update your Mac from the old version to the latest macOS Catalina. While trying to update you get different errors of “macOS Catalina download has failed”, “The network connection was lost” and “Installation of macOS could not continue. Installation requires downloading important content. That content can’t be downloaded at this time. Try again later.”
If you get any of these errors then it can different reasons and I will let you know the reason behind them. First of all, if you can’t download macOS Catalina then you should consider doing it later. Because there might be a huge number of people downloading the latest update from Apple’s server. Therefore, you should wait and try it later and see if it works.
You should also check your MAc storage before downloading Catalina from App Store. Most of the time you almost have full storage and when you download the update then you get an error of low storage.
Further, you should check your internet connection because your connection might now be working. Then you should change the Wi-Fi connection to an Ethernet cable to get the perfect result. If you are still having the problem then check the file of Install macOS 10.15 and delete the downloaded file. Once you delete the file then try downloading it again from App Store. Additionally, if you see these problems again then go to App Store and check View My Account and see if you have any unfinished download and reset it.
How to Fix macOS Catalina Mail Problems
You can get Mail crashing problems while sending or reading emails. Moreover, while using users found an error in the Mail app with a different glitch. These can be incomplete emails or missing emails while using the Mail App.
In order to fix macOS Catalina Mail problem head over to Finder and press on Go. After that, select Go to Folder and type these codes into it.
After that, go down and you will see ‘com.apple.mail.savedState’ and move it to Trash.
Then head back to Finder and type
Therefore you will see “com.apple.MailServiceAgent” or “com.apple.mail” and displace them from a place or move it Trash.
Again head over to Finder and this time type in
You will see Envelope Index, Envelope Index-shm and Envelope Index-wal, therefore, moe them into the trash and erase Trash. Then go ahead and re-boot your Mac and see if it works.
In case, if it didn’t work then check Michael Tsai’s solution on how to fix it.
How to Fix macOS Catalina Performance Problem
So you have just updated your Mac to macOS Catalina. Somehow you realize that your operating system is running slow then it was before. People have been complaining about that since the release of Catalina. It will be annoying to get a slow operating system which may cause overheating and cause battery damage.
It’s safe to say that it’s very common because you have just updated your Mac. Therefore, Mac is doing and optimizing your Mac. That’s why you are facing the slow performance of Mac. However, it should be performing as your Mac was with the older version after at least a day.
If you are still facing the same issue of slow macOS Catalina Performace problem. Then you should restart your Mac and check if your application is up to date. One of the main things is that you are facing slow performance is because any of your application is not updated that cause this problem. Therefore, you should update all of your macOS Catalina applications to the latest version.
If it doesn’t stop there then from Mac desktop click on Apple icon and select System Preferences. After that, click on Users and Groups then click on your Account. Select Login Items and you will see the list of applications that runs when you start your Mac. Then your Mac should be working well and it’s still the same. Go ahead and upgrade your Mac’s SSD, Processors, and RAM. Further, if you still have the issue then think about downgrading your Mac from Catalina to macOS Mojave.
How to Fix macOS Catalina Keyboard Problems
Once you get these kinds of problems with macOS Catalina then you would really think of downgrading back to macOS Mojave. People find this problem usually with their keyboard after the upgrade to Catalina. However, no longer working in Catalina can be fixed really easy.
In order to fix the problem of the keyboard on macOS Catalina. Therefore, restart your MacBook and wait until it load. Then close the lid for a few seconds and then turn it on the back and see if it’s working. Most of the time should be working fine because it’s the only solution for the keyboard problem right now.
The problem may sound an easy one but it’s very annoying to get these kinds of problems with the latest version of macOS. However, within the next update of macOS, Apple will surely fix this problem.
How to Fix macOS Catalina Mouse Problems
It’s like a pain when the mouse won’t work. After the update, you may come across when your mouse will not be working or suddenly get stuck. This problem can cause trouble if you are doing a lot of work with a mouse. Moreover, you should not be thinking about solving this problem is hard. It’s a simple way to fix this macOS Catalina mouse problem.
Further, to fix this problem going to Finder and open ~/Library/Preferences/ directory and there you will get these two:
Once you the following two, therefore, select both and delete it. Then reboot your Mac and your Mouse will start working. Moreover, if it’s still not working then it’s because of a 32-bit driver that won’t allow your external drivers not working.
How to Fix macOS Catalina Finder Problems
Now once Finder stops working then I think that my Mac stops working. It’s a very important part of the Mac operating system however once people updated like me their Mac. Then we had a similar issue that the Finder kept crashing. Sometimes your Finder comes to stage that it becomes unresponsive.
Further, to fix macOS Catalina Finder problem then open your Terminal and type in and enter:
You can now see a highlighted Finder, therefore, choose and delete it. Once you delete it then go on and restart your Mac and your Finder problem will be fixed.
How to Fix macOS Catalina Wi-Fi Problems
How many hours you can stay away from the internet and most importantly when you are using your Mac? Honestly, I think that is an impossible thing to do however with the update of macOS Catalina. Users seem to get the Wi-Fi problem.
The macOS Catalina internet problem can be both with Wi-Fi and Ethernet. Well, that’s not the only problem but you might not be getting the Bluetooth connection as well. There’s a way to fix the macOS Catalina Wi-Fi/Bluetooth problem.
In order to fix it turn off Wi-Fi by clicking on Wi-Fi from the menu and turn it off for a few seconds and then it on and try to connect. Keep doing this method multiple time and if it doesn’t work then try the second method.
Now restart your Mac computer into safe mode and connect it internet. If it works then it’s either extension or any application that you have installed. The easy solution to fix the macOS Catalina Wi-Fi problem is to uninstall or update those extensions or apps that this error. However, you can also update your drivers to see if it works.
How to Fix macOS Catalina Install Problems
In order to install the latest major update of Apple macOS Catalina. First of all, you need to figure out how to download and install macOS Catalina‘s latest version. If you don’t know how to do it then you will have trouble while using it. Once you learn that then you should be checking your Mac out if it can support macOS Catalina. The older version Mac can’t support Catalina because it’s a heavy operating system.
So here are the Apple devices that can support macOS Catalina:
- iMac (Versions of 2012 or New)
- iMac Pro (Versions of 2017 or New)
- Mac Pro (Versions of 2013 or New)
- MacBook Pro (Version of 2012 or New)
- MacBook Air (Version of 2012 or New)
- Mac Mini (Version of 2012 or New)
If you can’t your device from the above list then your device can’t support macOS Catalina. Therefore, if you see your device up there then go to the application folder and you will get the “macOS Catalina 10.15” file. You can simply double-click on the file to start the installation.
Moreover, if you still get any kind of problem of low space then you should restart your Mac. There press Ctrl+R and you will get into recovery mode. Then select Disk Boot to boot as usual. After that, select and delete useless files to free up some space.
How to Fix Missing Apps Icon in Finder
When you are using the Finder sidebar in macOS Catalina then you may find out there when you click on apps icon in shortcut. It suddenly disappears and it happens to third-party applications most of the time. In that case, you should have migrated your data to a Mac running macOS Catalina by using Migration Assistant.
You can easily fix the missing app’s icon in Finder by opening Finder. Then once it launches, therefore, right-click on it and select Preferences. After that, select Applications favorite from the sidebar tab. Once you do that then remove all those applications shortcuts that show display wrong result fro the sidebar.
How to Fix macOS Catalina stuck/frozen Problems
So you have installed macOS Catalina on your Mac patiently, however, as soon as it comes to the last stage of “Setting Up your Mac”. Then it stays there and doesn’t move forward from there. Therefore, you may wonder how long it takes until lit set your Mac up. Although you have done the installation of macOS Catalina or you have updated it from App Store but the window of Setting Up Your Mac doesn’t go away. These can go hours if you don’t do anything.
Therefore, there’s an easy solution to fix macOS Catalina stuck/frozen problem. As I have always recommended getting backup of your data before doing any changes to your Mac. However, that’s not important right because you can fix this problem without losing your data.
To fix it go ahead and press and hold down the power button until lit turns off. Then wait for a few seconds and turn it back on and your Mac will start working well again.
How to Fix macOS Catalina Sidecar Problems
One of the biggest major updates about macOS Catalina was the sidecar that people were excited about. However, you may find this frustrating because there are some iPads/Mac that support with sidecar. You will get the following error of “Sidecar errors: Service Not Supported” if your device is not compatible with the sidecar. There are some things you need to first check before trying sidecar with your sidecar.
First of all, you are required to have iOS 13 installed on your iPad. If you don’t have updated your iOS then you can’t get the feature of the sidecar. Also, you need to update your iPad with new iPadOS software.
The following list of iPad that can support sidecar are:
- iPad Air 2
- The iPad Air 3
- iPad Mini 4
- iPad Mini 5
- Every iPad Pro models
- iPad 6
The following list of Mac that can support sidecar are:
- MacBook (New and early 2015)
- Mac Mini (New or 2012)
- Mac Pro (New or 2013)
- iMac (New or Late 2012)
- iMac Pro (New or 2017)
- MacBook Air (New and 2012)
- MacBook Pro (New and 2012)
How to Fix Apps Won’t Work in macOS Catalina
If you are running macOS Catalina on your Mac then you will surely come across some applications that won’t open. You will receive a message instead that tells you that your application needs an update. “app is not optimized for your Mac and needs to be updated.” However, the reason behind this error is that after the update Catalina. It doesn’t support 32-bit applications anymore. Therefore, if you get the error then you should update your Apps.
macOS Mojave was the last Mac operating system that supported 32-bit apps. Moreover, to check if your Mac applications are 32-bit or 64-bit then click on Apple icons from the left corner of your screen. Then choose About This Mac and click on System report.
After that, scroll all the way down until you get to the section of Software. Choose Software and under those select Applications. Furthermore, choose any apps from the menu and you will get 64-Bit (Intel) alongside Yes.
If you see the No instead of Yes then you should know that the app is 32-bit. You either delete that app (because it won’t work) or you should update the application to the 64-bit version.
How to Fix Login Problem in macOS Catalina
Another problem that can panic you after installing macOS Catalina is the Login problem. Once you update your Mac when you try login then you get stuck in the login window. Moreover, you don’t need to worry about this situation that you are in because I have a solution for you. Now restart your Mac and keep holding Command+S and you will be redirected to command prompt.
Therefore, once you get into command prompt then type in the following:
/sbin/mount -uw /
After that, copy the next command and paste it:
Press Enter and restart your Mac. In addition, now you will be asked to create a new admin account and don’t worry none of your important files are getting deleted.
How to Fix macOS Catalina Bluetooth Problem
So let’s now fix the macOS Catalina Bluetooth problem. you will see this problem alongside the Wi-Fi problem however, I will show how to fix it.
First of all, open Finder and click on Go from the menu. After that, go to the folder and type the following:
Out there you can see the file of “com.apple.Bluetooth.plist” therefore either move it to another place or delete it. After that, restart your Mac and see if your Bluetooth device is working.
How to Fix macOS Catalina Battery Problem
One last error that I’m going to talk about is the macOS Catalina Battery problem. Especially this will bother you if you didn’t have any battery issues before. After the update users complained that they are having a short battery life after installing macOS Catalina. If you don’t know the reason behind it then you should wait for a couple of days because after the update many applications are running in the background. It will take a couple of days until Mac itself closes them and you get back your battery life.
One of the other reasons it can be is that you should update the applications that are not compatible with Catalina.
You can also click on the Battery icon and you will see all the apps that are running in the background. You can shut down all those useless apps in order to save some extra battery life. If it doesn’t change anything then you should check your battery or charger.
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I have tried to cover most of the problems that cause trouble when you update your macOS Mojave to macOS Catalina. If you don’t see the issue that you are facing in this article. Then comment it down below and I will cover it for you. However, macOS Catalina is just released around a month so you should expect some bugs and errors until Apple fixes it and releases another update. That’s all for how to Fix macOS Catalina Problems.
If you have any questions regarding this topic then let me know in the comment section and I will be glad to help you with it. Additionally, if you have any suggestion then let me know it as well. Also, subscribe to our email list so you get the latest update from us.