This might also occur if the device has been moved and the lighting conditions are dramatically different in the new location. To improve recognition, select Start > Settings > Accounts > Sign-in options > Facial recognition (Windows Hello) , and then select Improve recognition. If you are having a problem with Windows Hello facial recognition ...

This article uses the following terms to describe the Excel built-in functions: The value to be found in the first column of Table_Array. The range of cells that contains possible lookup values. The column number in Table_Array the matching value should be returned for. A range that contains only one row or column.

Observing Windows in safe mode enables you to narrow down the source of a problem, and can help you troubleshoot problems on your PC. There are two versions of safe mode: Safe Mode and Safe Mode with Networking. Safe Mode with Networking adds the network drivers and services you'll need to access the internet and other computers on your network.

Before you modify it, back up the registry for restoration in case problems occur. Navigate to the following registry key: HKEY_LOCAL_MACHINE\Software\Policies\Microsoft\Windows\OneDrive. Check the following key: DisableFileSyncNGSC = DWORD:1. In order to sync with OneDrive for work or school, the DisableFileSyncNGSC key must be removed or the ...

Windows 11 Windows 10. To share a file in File Explorer on Windows 11, select the file, then select Share on the ribbon. You can also right-click (or press and hold) on the file > Share. Then, choose how you want to send the file and follow the process for that option.

DATE function. Returns the serial number of a particular date. DATEDIF function. Calculates the number of days, months, or years between two dates. This function is useful in formulas where you need to calculate an age. DATEVALUE function. Converts a date in the form of text to a serial number. DAY function.

The COUNT function counts the number of cells that contain numbers, and counts numbers within the list of arguments. Use the COUNT function to get the number of entries in a number field that is in a range or array of numbers. For example, you can enter the following formula to count the numbers in the range A1:A20: =COUNT(A1:A20).In this example, if five of the cells in the range contain ...

You can change your notification settings at any time from the Settings app. Select Start , then select Settings . Go to System > Notifications. Turn notifications, banners, and sounds on or off for some or all notification senders. To see all options, expand the notifications area. Turn tips and suggestions about Windows On or Off.

Swipe in from the right edge of the screen, tap Search (or if you're using a mouse, point to the upper-right corner of the screen, move the mouse pointer down, and then click Search ), enter Control Panel in the search box, and then tap or click Control Panel. For Windows 7. Click the Start button, and then click Control Panel.

Make sure that your microphone or headset is the system default recording device. Here's how to do this in Windows 11: Select Start > Settings > System > Sound. In Input, go to Choose a device for speaking or recording, and select the device you want. To test your microphone, speak into it. In Volume, make sure the blue bar moves to make sure ...