Change your lock screen background. Windows 10. Go to Settings > Personalization > Lock screen. Under Background, select Picture or Slideshow to use your own picture (s) as the background for your lock screen. Change your lockscreen background. Change your lock screen background.

OneDrive モバイル アプリを起動し、 [ ファイル] または [ 最近使ったファイル] を選びます。. ファイルを選びます。. Office モバイル アプリをインストールする必要がある場合は、「 モバイル デバイスで Office アプリとメールをセットアップする 」を参照して ...

Windows Security provides built-in security options to help protect your device from malicious software attacks. To access the features described below, tap the Windows Start button, type windows security, select it from the results, and then select Device security. Notes: What you actually see on the Device security page may vary depending ...

In Outlook, the black color theme includes dark mode, which provides a black background (instead of white) for the message window. You can switch to a white background for the message window if you prefer.

Customize your lock screen status. Select Start > Settings . Select Personalization > Lock screen. Select the list for Lock screen status and select an app that can show detailed status on the lock screen. You can also select None if you don't want to see detailed status on the lock screen. Note: Lock screen status will be available when you ...

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 ...

You can find efficiency settings in Windows 11 at Settings > System > Power & battery . For a guided walkthrough of how each of the power and battery settings can improve your device's performance, click the button to open the Get Help app: Guided walkthrough in Get Help. Click on each topic below to view some ideas that can improve the power ...

To sum a column of numbers, select the cell immediately below the last number in the column. To sum a row of numbers, select the cell immediately to the right. AutoSum is in two locations: Home > AutoSum, and Formulas > AutoSum. Once you create a formula, you can copy it to other cells instead of typing it over and over.

Look up your username using your security contact phone number or email address. Request a security code to be sent to the phone number or email you used. Enter the code and select Next. A phone number or other email address may be used as sign-in security information for more than one account. If the hints don’t help, go to Step 2: Check ...

Turn on Dark Mode. To use Dark Mode in Word, you must first set your Office theme to Black. This will enable the Black theme for all Office apps. Go to File > Account > Office Theme. Open the drop-down menu and select Black. Alternatively, you can select Use system setting, which will automatically switch your Office theme based on your Windows ...