To find out which version of Windows your device is running, press the Windows logo key + R, type winver in the Open box, and then select OK. Here’s how to learn more: Select Start > Settings > System > About . Open About settings. Under Device specifications > System type , see if you're running a 32-bit or 64-bit version of Windows.

Open a service request in the Microsoft 365 admin center. This service is free. Get help and support, whether you're shopping now or need help with a past purchase. Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

To create installation media, go to the software download website, where you'll find step-by-step instructions. On that website, you can select a version of Windows and create your own installation media using either a USB flash drive or a DVD. To go directly to one of the versions, select one of these links: Windows 10 (Then select Download now.)

注意: 如果看到了打开定期计费，而不是显示“管理”的链接，这意味着你的订阅已设置为在显示的日期到期，且在此日期之后不会自动扣费。目前没有进一步的操作，你可以继续使用该产品，直到订阅过期。

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)

If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: 1. Check your speaker output. 2. Run the audio troubleshooter. 3. Verify that all Windows Updates are installed. 4. Check your cables, plugs, jacks, volume, speaker, and headphone connections.

How to open PC Health Check. In Windows, use Search on the taskbar to search for “PC Health Check,” then select it from the list of results. If a PC Health Check update is available, you can quickly install it for the latest version. If you don't have PC Health Check installed, you can install it by going to https://aka.ms ...

Go to Home > Replace. Enter the word or phrase you want to replace in Find what. Enter your new text in Replace with. Choose Replace All to change all occurrences of the word or phrase. Or, select Find Next until you find the one you want to update, and then choose Replace. To specify only upper or lowercase in your search, select More > Match ...

The following is an example of a simple formula. On the worksheet, select the cell in which you want to enter the formula. Type the = (equal sign) followed by the constants and operators (up to 8192 characters) that you want to use in the calculation. For our example, type =1+1. Notes: Instead of typing the constants into your formula, you can ...

Getting the most out of your PC backup. When you back up your files, apps, and settings in the cloud using your Microsoft account, you get 5 GB of free cloud storage and other benefits that protect your files with the latest security and make everyday tasks easier. Your Microsoft account ties everything together, no matter where you are or what ...