If the user is finding the notification again and again, when they close or save the document. To fix this issue, you should read the method to fix Dialog Box is Open Error in MS Word. For more info, go to www.office.com/setup.
Method to Fix Dialog Box is Open Error in MS Word:
1. Use Keyboard:
First of all, you have to tap on Ok button if you view the error message. After this, you need to tap on the Alt+Tab keys in order to go to the open windows. At last, you need to Repeat this process till you find the window which is creating issues.
2. Disable Add-ins:
To disable Add-ins, you should launch Microsoft Word in your system. After this, you should tap on File option which is located at the top left side of your computer screen. Now, you should select Options. Here, you need to tap on Add-Ins. At this point, you should choose the Manage tab just under the Word Options window. Then, you should select COM Add-Ins from the list. Next, you should tap on the Go button. Just you have to Uncheck and then stop all the Add-Ins which is causing the error and then hit on Ok button. At last, you need to Restart Microsoft Word.
If in case, the user is still causing the error, then follow the next method to disable all Add-Ins with Trust Center.
For this, you need to launch Word and then hit on File. After this, you should tap on Options. Now, you should choose Trust Center. Then, you have to hit on Trust Center Settings. If the Trust Center window pops up on your screen, then select Add-ins option. At this point, you have to check the box which is next to the Disable all Application Add-ins option. And then you need to hit on OK button. Here, you will view the word Options window will redisplay, and then choose OK option to finalize. At last, you need to close and restart Word.
3. Disable Protected View:
To disable Protected View, you need to launch Microsoft Word. Then, choose File menu which is located at the top-left side of your PC screen. Here, you need to tap on Options. After this, from the menu you should choose Trust Center to the left side. At this point, you should hit on the Trust Center Settings which is located at the bottom left side of the screen. Here, you should tap on the Protected View option. At last, you need to Deselect the boxes and then tap on OK button.
Method to Close a Dialog Box in Microsoft Word:
If you want to close Dialog box, then you have to press the X from the upper right side or Cancel it. When the pop-up keeps coming up, then you have to close Word and then just rename the Normal.dot file. Here, you have to tap on Ctrl+Alt+Del keys. After this, you should tap on the Power button and then choose Restart button. At last, you should check this method has fixed the system’s problem.