This means that the problem is not unique to Catalina but it is something that affects the entire macOS system. If the right-click menu is grayed out or nothing happens when you click any of the Open With options, you can try mounting the file using Terminal instead.
Drag the file to the Desktop and follow the steps below:. If you cannot open the DMG file using the two methods above, you can try using a third-party utility instead. Here are some of the apps you can try:. However, it is normal to run into errors when opening a DMG file, especially if the file has been corrupted or has not been completely downloaded on your device. If this is the case, you can try any of the three methods listed above to open the problematic DMG file.
Same here — I am so grateful to have found this page. FYI, in case it drives traffic to your page and helps out other people in my situation, I was trying to mount Quickbooks for Mac on a computer running Big Sur.
Your email address will not be published. Contents hide. Unable to Open. The second setting it the default setting and best setting. You should still be able to open a file without changing these settings by holding down the control key as you click on the file then select open.
It will prompt you again to confirm that you want to open the file. From then on, that file will no longer be blocked. Again, if you installed any third party software that is designed to perform a similar function, it will likely override anything OS X is doing.
Which is why you don't want to use said software in the first place. Apr 1, AM. Page content loaded. I hope Apple will fix this. Find a downloaded item on your Mac: Click the magnifying glass next to the filename in the downloads list. These days sharing large files is supposed to be pretty easy. For instance, with such a handy and intuitive service as Dropbox in your arsenal, you have an opportunity to download or share a Zip file via a link without much effort.
Nonetheless, you might have already found out that things do not always go that smooth. So, if you are looking for a way how to upload large files to Dropbox because you have run into the Zip file is too large Dropbox issue, you have definitely come to the right place — we have a whole lot of proven tips on how to fix the problem in question:. To begin with, there is one key fact that you should take into consideration: the file or folder you wish to share or download via your Dropbox web account may not exceed a limit of one GB.
If the uploaded file exceeds this total size, the Zip file is too large Dropbox issue crops up, which means you cannot download the file, using your web account. Unfortunately, the same goes for shared links you provide other people with: those who have a Dropbox account and those who do not cannot download a Zip file larger than one GB, using your shared link. As such, the first solution would be to meet the stated Dropbox requirement for downloads and avoid sharing files that are larger than allowed.
If you are not satisfied with the one GB restriction, you can install the Dropbox desktop application and enjoy a larger download limit. Welcome to Ask Different! Whilst information about your machine is useful in helping diagnose a problem, please use a title specific and appropriate to the actual problem you are facing so that this question can be found by others. To get more information about the problem, open the Console utility and report any messages that appear as you try to open files.
Also, open the Terminal utility, enter the command "spctl --assess -vv " including the space at the end, but not the quotes around it , then drag a downloaded file from the Finder into the Terminal window this'll paste in the file's path , then reselect the Terminal window and press return. Let us know what it prints. GordonDavisson Indeed it says permission denied.
I'm using an iMac from my university and I guess that's why the problem occurred. But thank you for that finger wagging. The setting for downloads is set to Anywhere. Issue is not with my internet connection as other macs work fine.
Show 1 more comment. Active Oldest Votes. Making Gatekeeper more friendly My preference is to go with TextWrangler Opening the file Standard Disclaimer Gatekeeper is there to protect your Mac from the malware that's ever increasing on the Internet. Improve this answer. Community Bot 1. Allan Allan I have disabled Gatekeeper. In the preference pane it is set to Anywhere.
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