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Repair an Office application - Microsoft Support
Follow the steps for your installation type. Click-to-run. In the window How would you like to repair your Office Programs, select Online Repair > Repair to make sure everything gets fixed. (The faster Quick Repair option is also available, but it only detects and then replaces corrupted files.) MSI-based.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, OneNote for Microsoft 365, Publisher for Microsoft 365, Visio Plan 2, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, Visio Standard 2021, Office 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Visio Standard 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Visio Standard 2016, Office 2016, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Small Business Admin, Office 365 operated by 21Vianet - Admin, InfoPath 2013, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin
FIX: Registry entries for services created by the Configuration Wizard ...
When the Configuration Wizard tool (ConfigurationWizard.exe) creates services, the registry entries may contain unquoted paths. This could cause a security issue. Resolution. This problem is fixed in Cumulative Update 1 for Host Integration Server 2016. Status
Repair Outlook Data Files (.pst and .ost) - Microsoft Support
Repair an Outlook data file (.pst) file. Open SCANPST.EXE. Select Browse to select the Outlook Data File (.pst) you want to scan. If you need help locating your Outlook Data File, see Locating the Outlook Data Files. Note: By default, a new log file is created during the scan.
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016
How to back up and restore the registry in Windows
Back up the registry manually. Select Start , type regedit.exe in the search box, and then press Enter. If you are prompted for an administrator password or for confirmation, type the password or provide confirmation. In Registry Editor, locate and click the registry key or subkey that you want to back up. Select File > Export. In the Export ...
KB5005010: Restricting installation of new printer drivers after ...
Summary. Security updates released on and after July 6, 2021 contain protections for a remote code execution vulnerability in the Windows Print Spooler service (spoolsv.exe) known as “PrintNightmare”, documented in CVE-2021-34527.After installing the July 2021 and later updates, non-administrators, including delegated admin groups like printer operators, cannot install signed and unsigned ...
About the Microsoft Support and Recovery Assistant
The Microsoft Support and Recovery Assistant works by running tests to figure out what's wrong and offers the best solution for the identified problem. It can currently fix Office, Microsoft 365, or Outlook problems. If the Support and Recovery Assistant can't fix a problem for you, it will suggest next steps and help you get in touch with ...
Applies To: Outlook for Microsoft 365, Office 2021, Office 2019, Office 2016, Microsoft 365 for home, Microsoft 365 admin
Automatically diagnose and fix problems with Windows Firewall
Follow these steps to automatically repair Windows Firewall problems: Select the Download button on this page. In the File Download dialog box, click Run or Open, and then follow the steps in the Windows Firewall Troubleshooter. This troubleshooter might be in English only. However, the automatic fix also works for versions of Windows in other ...
Repair sync connections in OneDrive for work or school
When Repair runs, it syncs the folder with the files that aren't causing the problems, and moves the other files into the archive. Repair creates these archive copies in case you had updates that couldn’t be synced to the server before you started Repair. This ensures that you don’t lose any local updates.
Applies To: SharePoint Server 2016, SharePoint Server 2013 Enterprise, SharePoint in Microsoft 365, Office for business, Microsoft 365 admin, OneDrive (work or school), SharePoint admin center
KB5005652—Manage new Point and Print default driver installation ...
Modify the default driver installation behavior using a registry key. You can modify this default behavior using the registry key in the table below. However, be very careful when using a value of zero (0) because doing that makes devices vulnerable. ... Open a Command Prompt window (cmd.exe) with elevated permissions.
Command-Line Switches for the Registry Checker Tool
The "/comment=<text>" switch can be used by itself or with the /backup switch. For example, you can type either of the following lines at a command prompt: scanreg.exe "/comment=this is a registry backup" scanreg.exe /backup "/comment=this is a registry backup" The first command line starts the Registry Checker tool graphical user interface ...