When you get a new device and start up Windows 10 for the first time, the antivirus protection that comes installed with the device is your default security app.

Click Options, and then click File > Export. Name the file "Wddata.reg", and then save the file to the desktop. Click Edit > Delete, then click Yes. Exit the Registry Editor and start Word. If Word starts and works correctly, you have resolved the problem (a damaged Word Options registry key).

Ink equations. Including math equations has gotten much easier. Now, you can go to Insert > Equation > Ink Equation, any time you want to include a complex math equation in your workbook.If you have a touch device, you can use your finger or a touch stylus to write math equations by hand, and Excel will convert it to text.

Sign in to Office.com and go to OneDrive. Select My Files. Choose where you want to upload a file or folder. Select Upload > Files or Folders. Find what you want to upload and select Open . Or, you can select files or folders on your computer and drag them into the OneDrive web browser window.

From the Start menu, select new Outlook for Windows. Select the arrow to expand the list option in Start. Select Uninstall to begin the uninstall process. To reinstall new Outlook: Open classic Outlook for Windows. In the top corner, you'll see a toggle to Try the new Outlook . Select this toggle to download the new app and you will switch to ...

If installation doesn't start automatically, browse the disc to find the program setup file, usually called Setup.exe or Install.exe. Open the file to start installation. Insert the disc into your PC, and then follow the instructions on your screen.

Open and run DxDiag.exe. This tool is used to collect info about devices to help troubleshoot problems with DirectX sound and video. A support person might ask for this info, or you might post it in a forum when you ask for help. In Windows, select Start and enter dxdiag into the search box on the taskbar. Select dxdiag from the results. In the ...

Windows Android Mac. From the Microsoft Defender dashboard. Select Device details. Select Manage in Windows Security. Select Quick scan. Tips: If you want a deeper scan, instead of selecting Quick scan in step 3, select Scan options and choose the type of scan you want. For the most complete scan, run Microsoft Defender Offline.

In the search box on the taskbar, enter device manager, then select Device Manager. Select a category to see names of devices, then right-click (or press and hold) the one you’d like to update. Select Search automatically for updated driver software. Select Update Driver. If Windows doesn't find a new driver, you can try looking for one on ...

On Windows, Mac, and Android Microsoft Defender can check files or apps you download and install, as well as run scans of files already on your system to spot any malware that may threaten your device. To learn more about anti-malware see Getting started with anti-malware in Microsoft Defender. Tip: Stay up-to-date and install the latest ...