July 8, 2025—KB5062557 (OS Build 17763.7558) - Microsoft Support
[Input and Composition] Fixed: An issue affecting the complete removal of unused language packs and Feature on Demand (FOD) packages. This issue led to unnecessary storage use and increased Windows update installation time.
KB2510668 - You can now use Package Installation Wizard (Dtsinstall.exe ...
This article describes a hotfix that enables you to use Package Installation Wizard (Dtsinstall.exe) to run the deployment manifest file of a SQL Server Integration Services 2008 (SSIS 2008) package on a computer on which SSIS 2008 is not installed.
How to use the Regsvr32 tool and troubleshoot Regsvr32 error messages
Regsvr32 is a command-line utility to register and unregister OLE controls, such as DLLs and ActiveX controls in the Windows Registry. Regsvr32.exe is installed in the %systemroot%\System32 folder in Windows XP and later versions of Windows. The 64-bit version is %systemroot%\System32\regsvr32.exe.
April 8, 2025—KB5055528 (OS Builds 22621.5189 and 22631.5189)
To get the standalone package for this update, go to Microsoft Update Catalog. To remove the LCU after installing the combined SSU and LCU package, use the DISM/Remove-Package command line option with the LCU package name as the argument. You can find the package name by using this command: DISM /online /get-packages.
Install the Language Accessory Packs for Office 2016
Install language accessory packs after installing Microsoft Office, to add additional display, help, or proofing tools. Install the language accessory pack for your desired language.
Download Office language interface packs (LIP) - Microsoft Support
Change the language on the ribbon and commands for some Microsoft Office applications. Was this information helpful?
Fixes or workarounds for recent Office issues - Microsoft Support
If you are recently running into installation, activation, or updating issues, please refer to our Fixes or workarounds for recent Office installation or activation issues article. For Office apps specific issues, please click on the links below to find workarounds or fixes.
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, Excel for Microsoft 365 for Mac, Word for Microsoft 365 for Mac, Outlook for Microsoft 365 for Mac, PowerPoint for Microsoft 365 for Mac, OneNote for Microsoft 365 for Mac, Excel 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Office 2024, Excel 2024 for Mac, Word 2024 for Mac, Outlook 2024 for Mac, PowerPoint 2024 for Mac, OneNote 2024 for Mac, Office 2024 for Mac, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Office 2021, OneNote 2021, Excel 2021 for Mac, Word 2021 for Mac, Outlook 2021 for Mac, PowerPoint 2021 for Mac, OneNote 2021 for Mac, Office 2021 for Mac, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Office 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Office 2016, Microsoft 365 for home, Microsoft365.com, Microsoft 365 admin, Microsoft 365 for Mac
Microsoft 365 troubleshooters - Microsoft Support
Get Help has troubleshooters for Microsoft 365 you can run for many common scenarios. These often help resolve issues without the need to contact support. If a troubleshooter is available for your issue, select Start to run that troubleshooter. Available Microsoft 365 troubleshooters.
Language Accessory Pack for Microsoft 365 - Microsoft Support
Learn how to download, install, and configure Language Accessory Packs for Microsoft 365 to add additional display, help, and proofing tools to Microsoft 365.
Applies To: Excel for Microsoft 365, Word for Microsoft 365, Outlook for Microsoft 365, PowerPoint for Microsoft 365, Access for Microsoft 365, Project Online Desktop Client, Publisher for Microsoft 365, Visio Plan 2, Excel 2024, Word 2024, Outlook 2024, PowerPoint 2024, Access 2024, OneNote 2024, Project Professional 2024, Project Standard 2024, Visio Professional 2024, Excel 2021, Word 2021, Outlook 2021, PowerPoint 2021, Access 2021, Project Professional 2021, Project Standard 2021, Publisher 2021, Visio Professional 2021, OneNote 2021, Excel 2019, Word 2019, Outlook 2019, PowerPoint 2019, Access 2019, Project Professional 2019, Project Standard 2019, Publisher 2019, Visio Professional 2019, Excel 2016, Word 2016, Outlook 2016, PowerPoint 2016, Access 2016, OneNote 2016, Project Professional 2016, Project Standard 2016, Publisher 2016, Visio Professional 2016, Microsoft365.com, 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
NDR error codes 550 5.7.703, 550 5.7.705, 550 5.7.708, and 550 5.7.750 ...
Only an email admin in your organization can fix this issue. If you're an email admin, follow these recommendations: Add and validate all domains in Microsoft 365 that you use to send email messages. This is the most common solution.