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Reduce the size of your mailbox and Outlook Data Files (.pst and .ost)
There are several ways to reduce your mailbox size. You can use the Mailbox Cleanup tool to view the size of your mailbox and individual folders. This tool can also help you search for older or very large messages that you might want to delete or move to an Outlook Data File (.pst).
Applies To: Outlook for Microsoft 365, Outlook 2021, Outlook 2019, Outlook 2016, Outlook 2013
How to troubleshoot Windows Installer errors - Microsoft Support
Resolution. To fix this problem automatically, run the "Fix problems that programs cannot be installed or uninstalled" troubleshooter to repair issues that block program installation or removal because of corrupted registry keys.Important To perform many of the methods and steps in this article, you must be logged on to your computer as an administrator.
Stay up to date with widgets - Microsoft Support
Each widget is powered by a different app or service. To see what is powering a widget, select More Options (…) in the upper-right corner of the widget, and look for the “Powered by” message at the bottom of the menu. Each individual widget is an extension of its corresponding app or service and is controlled by the settings for that app or service.
How to close your Microsoft account - Microsoft Support
Note: If you forgot your account info and had to reset your security info, you must wait 60 days before closing your account.
Using add-ins in Outlook.com - Microsoft Support
Add-ins have access only to the data in the email message that you're working in. All add-ins are validated by Microsoft, including those that you install from the Office Store. For more information, see the privacy statement and the terms and conditions section in the add-in’s consent form.
Applies To: Outlook.com
Assign Microsoft To Do licenses - Microsoft Support
Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.
Applies To: Microsoft To Do
Using IF to check if a cell is blank - Microsoft Support
Which says IF(D2 is blank, then return "Blank", otherwise return "Not Blank").You could just as easily use your own formula for the "Not Blank" condition as well. In the next example we're using "" instead of ISBLANK.
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Product activation for Windows – online & support telephone numbers
To activate Windows 11 using an internet connection: As Windows 11 will automatically activate if you are connected to the internet, you can confirm your activation status by selecting Start > Settings > System > Activation and looking under Windows.. If online activation fails, first try the activation troubleshooting in Activate Windows.. To activate Windows 11 by phone:
Convert numbers into words - Microsoft Support
Note: Microsoft provides programming examples for illustration only, without warranty either expressed or implied.This includes, but is not limited to, the implied warranties of merchantability or fitness for a particular purpose. This article assumes that you are familiar with the VBA programming language, and with the tools that are used to create and to debug procedures.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
How to troubleshoot performance issues in Outlook
Any other add-ins that are listed under COM add-ins were installed by other software. To determine whether the performance problem is caused by add-ins, run Outlook in Safe mode. To do this, press and hold Ctrl when you start Outlook. When Outlook starts in Safe mode, all COM add-ins and Exchange Server client extensions are disabled.