You can open one. So, we need to have enough space on PC for this gigantic zip file to be opened. Here's the procedure to delete files you need to have space for: In XP, this operation is done by clicking on the File (Command) button, then pressing Delete. In Vista and 7, the function is similar in their corresponding operating systems. We would need to click on Control-click on the file to select the Delete button from the context menu (the same way in Windows). Now, the only operation that will be used for this operation is to select the file, then press Delete. It will remove several large zip files. Once we have enough space on system, all files in the zip file will then be deleted. The process will still take a few seconds. Just hold down Control-click on the Zip file to delete the zip file. Now, you can open the entire zip file. You can do a “File” (Command) then “Open” command to open any file stored inside the zip file. Once the entire zip file is opened, you need to select the document. Then, press Control-click on the selected item. Now, we will be able to open the selected file in our current PowerPoint application. How to fix Office 2023 on Mac? Q: Is there a solution to Office 2023 not opening on PPC or Mac? — Ask and Answer Board Q: What happened to Office 2011? Can I access the new version? Office 2023 for Mac can't be opened by the old version — Mac OS X Lion users If you open Office 2023 for Mac, your PowerPoint won't run or will crash, and you can't open other documents — unless one of the other problems below are fixed : 1. All Office files are unzipped into a single PPT file, or in other words, into a huge folder which can't be opened. 2. Office 2011's user interface is not compatible with previous versions of Office, or with Microsoft Word. Here are some problems and solutions: Q: I see a document in my document library. How to I go to this document in Office 2011? — Mail Note: Your file is probably corrupted. If you can create a new copy of the file, do so.