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 ...

Generally, if you bought a physical copy of Windows, the product key should be on a label or card inside the box that Windows came in. If Windows came preinstalled on your PC, the product key should appear on a sticker on your device. If you’ve lost or can’t find the product key, contact the manufacturer. To ensure your product key is ...

Windows 11 Windows 10. Most of the advanced display settings from previous versions of Windows are now available on the Display settings page. Select Start > Settings > System > Display. If you want to change the size of your text and apps, choose an option from the drop-down menu next to Scale. Learn how to change just your text size in Make ...

Select Start > Settings > System > Display > Advanced display . Next to Choose a refresh rate , select the Dynamic option. ( Note: This option is only available on supported hardware. If you don’t see the Dynamic option, then your hardware doesn’t support DRR.) If you want to disable DRR and use a fixed refresh rate, you can select a ...

Contact Microsoft Support. Find solutions to common problems, or get help from a support agent.

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.

Tap touchpad. Scroll. Place two fingers on the touchpad and slide horizontally or vertically. Zoom in or out. Place two fingers on the touchpad and pinch in or stretch out. Show more commands (like right-clicking) Tap the touchpad with two fingers or press down in the lower-right corner. Show all open windows.

Windows 10. デスクトップ アイコンのサイズを変更するには、デスクトップを右クリック (または長押し) し、 [ 表示] をポイントして、 [ 大きいアイコン ]、 [ 中] アイコン 、または [小さい] アイコン を選択します。. デスクトップ アイコンのサイズを変更する.

使用 COUNTIF 函数对大于或小于数字的数字进行计数。. 单元格 A11 和 A12 具有公式，其中 COUNTIF 检查 B2：B7 范围内的发票值数小于 20000 且大于或等于 20,000。. COUNTIF 查找 4 个小于 20000 的值和 2 个大于和等于 20000 的值。. 查看一个示例，了解如何使用 COUNTIF 函数在 ...

在图表中，单击要更改的数值轴，或执行下列操作，从图表元素列表中选择轴：. 单击图表中的任意位置。. 这将显示 “图表工具” ，并添加“ 设计和格式 ”选项卡。. 在“ 格式 ”选项卡上的“ 当前所选内容 ”组中，单击“ 图表元素 ”框旁边的箭头，然后 ...