Application cant be opened 10673

Some Mac users report that they cannot open links in Apple Mail and receive error -10673, while some Mac users are even unable to open the Apple Mail app due to error -10673. What causes error 10673? How to fix error 10673 and use Apple Mail normally on Mac? This article will give explanations and solutions.

Apple Mail uses the default browser to open the website link in email content, and this error occurs when the page is opened with the default browser, then it will be related to the default browser. Have you ever changed the default browser on your Mac to another third-party browser? Please check the default browser on your Mac, and click System Preferences icon on the dock -> General -> Default web browser.

Application cant be opened 10673

1. If you’re using another browser as default

Step 1. Click the pop-up option button under System Preferences-> General -> Default web browser, and then change the default web browser to Safari browser.

Step 2. Open Apple Mail application, and then go to Preferences… -> General -> Use Mail as the Default email reader.

Application cant be opened 10673

2. If you’re using Safari browser as default

If your Mac only has Safari browser installed, please follow the steps below to fix it:

Step 1. Clear your browser's cache. In Safari, choose Safari > Preferences. Click the Advanced tab. Select "Show Develop menu in menu bar", then close Preferences. Click the Develop menu, then select "Empty Caches."

Application cant be opened 10673

Step 2. Turn off iCloud Mail on your Mac. Click System Preferences icon on the dock -> access Apple ID -> iCloud -> turn of Mail option.

Application cant be opened 10673

Step 3. Free up storage space for your email accounts in Mail. Click Apple menu  > About This Mac, then click Storage -> Manage..., and then remove some unneeded files on the Mac.

Application cant be opened 10673

If you want to further clean up your Mac storage space, install PowerSuiteapplication on your Mac. Run PowerSuite and choose the Clean Up feature and click the Quick scan button. It will help you to remove many junk files, such as cache files, web data, trash files, iOS related files, large files and more.

Application cant be opened 10673

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What is Error 10673 on my Mac?

As far as I could read, error 10673 appears to be due to the fact that you want to open an attachment or a link in an email and macOS then doesn't have a suitable one Browser available as the default browser. This can be quickly checked and resolved by specifying Apple's own "Safari" browser for the Mac.

Why does an application not open?

Sometimes an application will not start up because a previous process from that application is still running in the background and did not properly exit. To check if the process is still running, On the Task bar at the bottom of your screen, click on the right button on your mouse. This will bring up a menu.

Can't be opened because Apple Cannot check it for malicious software Catalina?

Error: Postbox can't be opened because Apple cannot check it for malicious software. please try the following: 1) Go to macOS System Preferences > Security & Privacy > General and make sure that the option for "Allow apps downloaded from" is set to "App Store and identified developers."