Windows 11 System Requirements - Microsoft Support
RAM: 4 GB. If your PC has less than 4GB of memory, there are sometimes options for upgrading to get additional RAM. You may want to consult your PC manufacturer’s website or with a retailer to see if there are easy and affordable options to meet the minimum requirements for Windows 11. Storage: 64 GB or larger storage device.
Change the email address or phone number for your Microsoft account
For technical support, go to Contact Microsoft Support, enter your problem and select Get Help. If you still need help, select Contact Support to be routed to the best support option. Learn how to change Microsoft account email address or phone number using aliases to sign into your Microsoft account.
Applies To:
Microsoft account dashboard
Use the On-Screen Keyboard (OSK) to type - Microsoft Support
To open the On-Screen Keyboard. Go to Start , then select Settings > Accessibility > Keyboard, and turn on the On-Screen Keyboard toggle. A keyboard that can be used to move around the screen and enter text will appear on the screen. The keyboard will remain on the screen until you close it. Note: To open the OSK from the sign-in screen, select ...
Fix File Explorer if it won't open or start - Microsoft Support
To open Microsoft Edge, in the search box on the taskbar, type Microsoft Edge, and then select it from the results. Windows 11 Windows 10. To open File Explorer in Windows 11, select File Explorer on the taskbar or press the Windows logo key + E on your keyboard. Here are some things to try if File Explorer won't open.
在 PC 或 Mac 上下載並安裝或重新安裝 Microsoft 365 或 Office 2021
登入後，請依照符合您登入的帳戶類型執行下列步驟。. 用 Microsoft 帳戶登入. 從 Microsoft 365 首頁選取 [安裝應用程式] 。. 選取 [安裝 (或視您的版本而定，安裝 應用程式>) 。. 使用公司或學校帳戶登入. 從首頁選取 [安裝應用程式 (如果您設定不同的開始頁面，請移 ...
Applies To:
Office 2021, Office 2021 for Mac, Office 2019, Office 2019 for Mac, Microsoft 365 for home, Office for business, Office 365 Small Business, Microsoft 365 admin, Office 365 operated by 21Vianet, Office 365 operated by 21Vianet - Admin, Microsoft 365 for Mac, Office 365 Germany - Enterprise, Office 365 Germany - Enterprise admin, Office.com
Global Customer Service phone numbers - Microsoft Support
21 89 10 70. العربية / Français. Angola +315. 214 154 065 (Activação do Produto) Português. Botswana +27. 61 292 5016 11 3618800. Español. Egypt (مصر) +20. 2 3539 3333. العربية / English. Ivory Coast (Côte d'Ivoire) +225. 20 242490. Français. Ghana +27. 860 22 55 67 20 242490. English. Kenya +254. 20 2868800. English ...
Create and print a single envelope - Microsoft Support
On the Mailings tab, in the Create group, click Envelopes. Click Options, and then click the Envelope Options tab. In the Envelope size box, click the choice that matches the size of your envelope. If none of the choices matches your envelope size, scroll to the bottom of the list, click Custom size, and then type the dimensions of your ...
Applies To:
Word for Microsoft 365, Word 2021, Word 2019, Word 2016, Word 2013
Insert a signature - Microsoft Support
Use the Signature Line command to insert a signature line with an X by it to show where to sign a document. Click where you want the line. Select Insert > Signature Line. Select Microsoft Office Signature Line. In the Signature Setup box, you can type a name in the Suggested signer box. You can also add a title in the Suggested signer’s title ...
Applies To:
Word for Microsoft 365, Word for Microsoft 365 for Mac, Word 2021, Word 2021 for Mac, Word 2019, Word 2019 for Mac, Word 2016
Change screen brightness in Windows - Microsoft Support
If you don't have a desktop PC and the slider doesn't appear or work, try updating the display driver. Select Search on the taskbar, type Device Manager, and then select Device Manager from the list of results.In Device Manager, select Display adapters, then select the display adapter.Press and hold (or right-click) the display adapter name, then select Update driver and follow the instructions.
Contact Us - Microsoft Support
Select the product you need help with. We'll show you self-help options first. Additional help is available if you need it, including live chat with a Microsoft specialist. Microsoft 365. Office. Windows. Xbox. Surface devices. Copilot.