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Troubleshoot problems updating Windows - Microsoft Support
The following tips can help you pinpoint the issue affecting your device. Before you begin, make sure your device is plugged into a power source and connected to the internet. Then, try the steps listed below to get your PC to update. Some updates require administrator access. If your account doesn't have administrator access, see Create a ...
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:
Play a CD or DVD in Windows Media Player - Microsoft Support
To play a CD or DVD. Insert the disc you want to play into the drive. Typically, the disc will start playing automatically. If it doesn't play, or if you want to play a disc that is already inserted, open Windows Media Player, and then, in the Player Library, select the disc name in the navigation pane. If you inserted a DVD, select a DVD title ...
How to change your keyboard layout - Microsoft Support
Click Start , type intl.cpl in the Start Search box, and then press ENTER. On the Keyboards and Language tab, click Change keyboards. Click Add. Expand the language that you want. For example, expand French (Canada). Expand Keyboard list, click to select the Canadian French check box, and then click OK. In the options, click View Layout to ...
使用中の Windows オペレーティング システムのバージョンを確認する - Microsoft サポート
Windows 8.1 または Windows RT 8.1 でオペレーティング システムの情報を見つける. お使いのデバイスで実行中の Windows のバージョンを確認するには、Windows ロゴ キー キー+ Rを押し、[開く] ボックスに「winver」と入力して、[OK] を選択します。 デバイスが Windows 8.1 または Windows RT 8.1 を実行している ...
Tips to improve PC performance in Windows - Microsoft Support
The tips are listed in order, so start with the first one, see if that helps, and then continue to the next one if it doesn’t. 1. Make sure you have the latest updates for Windows and device drivers. 2. Restart your PC and open only the apps you need. 3. Use ReadyBoost to help improve performance. 4. Make sure the system is managing the page ...
Set up an authenticator app as a two-step verification method
From the Microsoft Authenticator app, scroll down to your work or school account, copy and paste the 6-digit code from the app into the Step 2: Enter the verification code from the mobile app box on your computer, and then select Verify. On your computer, add your mobile device phone number to the Step 3: In case you lose access to the mobile ...
VLOOKUP function - Microsoft Support
Argument name. Description. lookup_value (required). The value you want to look up. The value you want to look up must be in the first column of the range of cells you specify in the table_array argument. For example, if table-array spans cells B2:D7, then your lookup_value must be in column B.. Lookup_value can be a value or a reference to a cell.. table_array (required)
Applies To: Excel for Microsoft 365, Excel for Microsoft 365 for Mac, Excel for the web, Excel 2021, Excel 2021 for Mac, Excel 2019, Excel 2019 for Mac, Excel 2016
Automatically number rows - Microsoft Support
In the first cell of the range that you want to number, type =ROW (A1). The ROW function returns the number of the row that you reference. For example, =ROW (A1) returns the number 1. Drag the fill handle across the range that you want to fill. Tip: If you don't see the fill handle, you might have to display it first.
Applies To: Excel for Microsoft 365, Excel 2021, Excel 2019, Excel 2016
Switch between Microsoft 365 subscriptions - Microsoft Support
With this subscription you won't have access to the desktop apps and you only get 100 GB of storage. Important: If you're moving from Microsoft 365 Family or Personal and you used over 100 GB of storage, you'll need to remove some of your files to remain within the 100 GB limit.. Switch to Microsoft 365 Family. Before you move to Microsoft 365 Family, you can check prices.
Applies To: Microsoft 365 for home, Office for business