运算符用于指定要对公式中的元素执行的计算类型。 Excel 遵循一般数学规则进行计算，即括号、指数、乘法和除法以及加减法或首字母缩略词 PEMDAS (请原谅我亲爱的阿姨 Sally) 。 使用括号可以更改该计算顺序。 计算运算符分为四种不同类型：算术、比较、文本连接和引用。

これらのファイルタイプを開く他の方法. また、.eml、.msg、または .oft ファイルを右クリックまたはダブルクリックして、新しい Outlookで開くこともできます。

ファイルをダブルクリックすると Windows が開くファイルの種類を変更します。

Windows 徽标键 + G：打开 Game Bar; Windows 徽标键 + Alt + Print Screen：拍摄游戏的屏幕截图; Windows 徽标键 + Alt + G：录制最后几分钟的游戏（可以在“Windows 设置”>“游戏”>“捕获”中更改录制时长。 ） 请注意，只有启用后台录制功能时，此快捷方式才有效。 （Windows 徽标键 + G > 设置 > 捕获 > 玩游戏时在 ...

Press the Xbox button to open the guide.; Select People > Find someone.; Search for a gamertag. Be sure to pay close attention to the gamertag's spelling and spacing. Press the A button to select the account that you want to add.; Select Add friend to add the person’s Xbox profile to your friends list. You will appear as a follower until they add you back.

Advanced settings - This will open the classic Windows Defender Firewall tool which lets you create inbound or outbound rules, connection security rules, and see monitoring logs for the firewall. Most people won't want to dig into it that deeply; adding, changing, or deleting rules incorrectly can cause your system to be more vulnerable or can cause some apps not to work.

Press the Start button , and then enter store into the search bar.; Choose Microsoft Store from the results to open the app.; Select your account in the top-right corner of the screen, and then select Redeem code or gift cards.; Enter the 25-character code, select Next, and then follow the prompts.

Training: As you work in Microsoft 365, it's simple to share your files and collaborate with others in real time - on documents, worksheets, presentations, and more. Watch this video to learn how.

PC 上のダウンロードを見つけるには。 タスク バーでエクスプローラーを選択するか、Windows ロゴ キー + E を押します。

There's no limit to how many times you can make changes to a sent message. Delete a sent message. If you need to backtrack and delete something you just sent, go to the message and select More options > Delete.. If you haven't sent the message yet, select Format to expand the box and then click Delete in the upper right-hand corner.. Undo a deleted message