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How to Fix macOS Catalina Common Issues – macOS Catalina 10.15 Problems

In this article I am going to show you how to fix macOS Catalina common issues, after macOS Catalina 10.15 Final has been released, there are many problems and issues that the mac user faced it while using the latest version of macOS operating system. However, Apple company should fix the problems and issues as soon as possible before it gets late because there are many errors like hardware and software errors (macOS Catalina cannot be installed on the devices and many more problems)

Furthermore, when a company release a new operating system as they always release the Beta and Beta Public to know the errors and problem that the user face in it and it called testing version. After that company will release the final version again we see there are many errors in final some time the old devices are not compatible with it, the graphic errors, WiFi problems or installation problem. These errors we cannot ignore it due to the need of us. So some of the tips that I am going to share with you to fix macos catalina common issues in this article.

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How to Fix MacOS Catalina Common Issues or Problems 

There are many problems and issues may you face while you are trying to install it or during the using it so some tips. i am going to share with you to solve the issues you face in macOS Catalina 10.15. if it do not work you have to wait until the Apple company solve and upgrade the macOS Catalina. I hope that Apple company take this errors serious and fix it as soon as possible.

macos catalina problems

Fix macOS Catalina Bluetooth Problem

There are many reasons that Bluetooth does not work properly in your device like when you connect it to device then it is not working properly or the Bluetooth device is not setup. In addition, to fix macOS Catalina Bluetooth problem in macOS Catalina you need to follow the following step

Solution:  You need to open the Finder after that click on GO in the top menu bar. Now open the folder then type ‘/Library/Preferences’.  Here a file will be open ( You need to delete the file because it is not working any more. Restart your computer then create a new Bluetooth user and It will work properly

How to Fix macOS Catalina Boot Problems

When you installed macOS Catalina 10.15 and your mac won’t start. You need to restart your mac while you are restarting it hold down command keys P and R that will reset the NVRAM.

Hold the key until the computer restarts and you hear the startup sound and release the key after you hear it and the PRM will be reset too

If it is in safe mode, you should run disk utility to see if that can fix macOS catalina boot Problem

How to fix macOS Catalina Mouse Problems

If you face mouse problem while you are using macOS Catalina 10.15. and it is not working then you need to open the finder and open the  ~/Library/Preferences/directory after that you have to delete some files from there like


When you deleted the files after that restart your device and the mouse will work properly

How to fix macOS Catalina Install problems

Before you want to install macOS Catalina 10.15 on your mac. First you make sure your mac or macbook is compatible with this version of operating system so you need to know how to Download and install macos Catalina 10.15 on your mac and be aware that you have to take a backup of your files before installing macOS Catalina

Devices that are compitable with macOS Catalina 10.15

  1. 12-inch MacBook (2015 and later)
  2. MacBook Air (2012 and later)
  3. MacBook Pro (2012 and later)
  4. Mac mini (2012 and later)
  5. iMac (2012 and later)
  6. iMac Pro (2017)
  7. Mac Pro (2013 and later)

When your device is compatible with macOS Catalina. There is no problem or error while you want to install it on your Mac. If you again face a problem after you download it and no prompt for continuing installation. You have to search in your mac application folder a file like “Install macOS 10.15” then double click on file to start the installation

In addition, If the installation fails due to the low disk space. Restart your mac and press control + R when it is booting to recovery mode after that select Disk Boot for normally boot. You can delete any files which you do not want anymore and want to empty the space.

How to fix MacOS Catalina 10.15 Login Problem

When you install macOS Catalina 10.15 on Mac or Macbook after that you have logging problem. You need to get log out of the mac or macbook and i am showing you some steps that may help you.

  • When you loged out then restart your Mac and Press the command + S keys for boots up
  • On Command Prompt, Enter the following Command
/sbin/mount -uw /
  • Then Tab a Enter button after that entar the following command
rm /var/db/.applesetupdone
  • Now restart your mac

This command will delete the files and it looks like the first time Catalina is running on your mac.

When it starts, It will ask to create a new admin user account

How to fix macOS Catalina 10.15 Email Problem

Many of you daily use email for contacting with your famlliy, friends or your office mates. Now adays email is an important part of our daily to use it. If you face a mail app problem in macOS Catalina after you install it on your Mac or Macbook. However, This common issues always we face with a new opearting system so follow the step to fix macOS Catalina problems

While you are using the mail App and it keeps crashing, you need to open up a finder and click on GO from top menu then select Go to folder

After that Type

~/Library/Containers/ Application State/

Scroll down then find “” and trash it

Next step is to go back to “Go to Folder” window then type a command


Now Trash or move the “”

After that go to


Need to find Envelope Index-shm,Envelop Index-wal and Envelope Index then trash them

Restart your Mac or Macbook. Mail App will work proper after restarting.

How to Fix macOS Catalina Battery life Problem

When you face a battery life problem in your mac or MacBook like a shorter battery life then old operating system in macOS Catalina 10.15. it may be the Applications which are running in the background. Need to close those application if it does not work properly then you need to update your application to the latest version.

Furthermore, click on the battery icon on the top menu bar, Here the list of the application will be appear and it shows how many applications are running in background. Close them all to save the battery life and use the mac much more time. If it does not work after few days. Need to search other setting in your mac or change the charger

How to fix macOS Catalina Macbook Keyboard issue

One of the big issue of the MacBook user is that the MacBook keyword is not working properly after they have upgrade it operating system to macOS Catallina 10.15. that is so easy to fix it and Apple company is working on it to fix it as soon as possible

Hereby, to fix macOS Catalina problem of keyboard. Restart you MacBook, when the macOS Catalina is loaded. Now close the lid of the MacBook for some seconds after that open. Now the keyboard will work perfectly.

Fix macOS Catalina 10.15 Finder Problem

Many of you may have face a finder issue while using a macOS Catalina like it crashing or becoming unresponsive. For fixing macOS Catalina problem (Finder Issue), Open the Terminal then enter the following command


Then Enter after that a highlighted file in finder. select the file, then delete it. Now restart your Mac or MacBook.

How to fix mac Catalina 10.15 Notifications Problem

macOS Catalina 10.15 has a latest feature that is called notification control. Apple has developed this feature only in macOS Catalina. If still you are getting notification while you are using any app in macOS Catalina, that may be disabled or off for enabling notification. You  need to follow some steps like go to setting Then, click on Notification after that click on App after that, Toggle the notifications On. You can customize the notification as you want or you can turn if disable

macOS Catalina 10.15 Won’t Support Some App

Some of you have faced that you cannot install some application on macOS Catalina 10.15 due to your system is 32 Byte not 64 bytes. macOS Catalina 10.15 can support only 64-byte Application

However, to know about your system whether it is 32 bits or 64 bits. To do this, click on the Apple icon at the top of the screen then select the about this mac after that click system report then go to software section.

Then, click ‘Applications’ and there is a list of apps. There will be a column called ’64-bit (Intel)’. If an app has ‘No’ in that column, then it means it won’t be supported in macOS Catalina 10.15


After macOS Catalina 10.15 has been released. There are many problems and issue that the user face while using it. Some of the issues have solution to solve it. but some of them do not have solution. we hope that Apple company fix them as soon as possible. 

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