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on November 6, 2025
Click the Close button, then try your problem Office application again. In my experience, only 1 in 10 Office installations will still fail to work. If yours works, count yourself lucky and get back to your normal routine. Upgrade to Microsoft Edge to take advantage of the latest features, security updates, and technical support. If a Microsoft 365 application such as Word or Excel isn't working correctly, sometimes restarting it will fix the problem.
How to repair Office when it doesn't show in Installed Apps, etc.
Once you’ve clicked Change, you may see a User Account Control window asking for permission to run the repair program. Click Yes, and the built-in Office repair window appears. The Quick Repair option, as shown in Figure 2, is selected by default. That’s good because that’s what you’ll try next. Note that it says "The app’s data will be deleted." This does not include your files.
Repair a corrupted workbook
When you run a Quick Repair operation, Office will attempt simple repairs using local files already on your PC. This usually takes a minute or two to complete. In about 4 cases out of 5, in my personal experience, this step alone is enough to repair Office properly and restore it to working order. At least two computers at my workplace don't have Office (or its components) showing in the Installed Apps. After the list of installed apps populates (it can take some time, depending on how much you have installed), scroll down and look for Microsoft 365 (Office).
MS Office softwares suddenly stopped working. What to do?
You’ll then need to re-download and reinstall Microsoft Office. When complete, a checkmark appears next to the Rest button. Unzip to a folder of your choosing, then run the file named SaraSetup.exe to install the program.
Repairing Office
I want comments to be valuable for everyone, including those who come later and take the time to read.Repairing Microsoft Office will not repair any of your Office data files.The steps to access the repair tool vary depending on your operating system.Choose one of the following methods to help recover your data.If that doesn't work, you can try repairing it.Once you’ve installed the program, the home screen opens up, as shown in Figure 10.One of your Microsoft Office applications starts acting weird or stops responding.That has never failed in my experience, any time I’ve had to go that far.
Just before the progress bar completed, a notification popped up to tell me that my Office install was complete. The installer window changed to an animated display that included what’s shown in Figure 8. The easiest way to determine this is to take the document to a different computer running another copy of Microsoft Office and attempt to open the document there. If it Fix Office 365 password reset problems works, then it’s likely that your installation of Office is the problem, not the document. If it fails, it’s likely the document itself is at fault. Below the reset section in the Office Advanced Options (shown above) is an uninstall link.
This sort of thing does occur from time to time, and it is often quite easy to repair. If one or more Office apps is acting glitchy, work your way through this series of repair maneuvers, starting with the simplest. Come with me as I write this article in real time as I try to resolve the issue. If you’re lucky, you’ll find your problem covered, and SaRA will fix it for you.
How do I run full Office repair? 
If a document has somehow been corrupted, it could crash Office. If the steps above don’t help, the next step is to uninstall and reinstall Office. A progress bar appears and shows progress while the repair happens.
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The absolute worst case requires running a cleanup tool on the current Office installation, followed by a clean install of a new copy of Office. That has never failed in my experience, any time I’ve had to go that far. The steps to access the repair tool vary depending on your operating system. Unfortunately, there’s no general-purpose Microsoft Office document repair tool. If your documents are the cause of the problem, hopefully you have backup copies that haven’t been damaged. Repairing Microsoft Office will not repair any of your Office data files.