セル a1 に日付を入力し、セル b1 に数式 =edate(4/15,-2013,-5) を入力します。 ここでは、開始日の値を指定し、引用符で囲まれた日付を入力します。 また、日付値を含むセルを参照するか、数式 =EDATE(A1,-5) を使用して同じ結果を参照することもできます。

If the Get Help app is unable to resolve your printer issue, try the possible solutions listed: 1. Check to make sure the printer is turned on and connected to the same Wi-Fi network as your device. 2. Unplug and restart your printer. 3. Set your printer as the default printer. 4. Clear the print queue.

Turn on Windows backup. To turn on Windows backup and choose your backup settings, select Start > Settings > Accounts > Windows backup. Open Windows backup settings. The following items can be backed up: OneDrive folder syncing. Turn on OneDrive folder syncing to start backing up your files and folders right from Settings.

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 ...

更改页码的显示位置. 在页眉或页脚区域中，选择页码。. 使用 Tab 键将页码左对齐、居中或右对齐。. 如果数字左对齐，请按一次 Tab 键将居中，按两次将右对齐。. 若要返回，请按退格键直到返回到所需位置。.

Select the cell in the worksheet where you want the drop-down list. Go to the Data tab on the Ribbon, and then Data Validation. Note: If you can’t select Data Validation, the worksheet might be protected or shared. Unlock specific areas of a protected workbook or stop sharing the worksheet, and then try step 3 again.

Instead of fix-it tools, Windows 10 uses troubleshooters to help you solve problems with your PC. To run a troubleshooter: Select Start > Settings > Update & Security > Troubleshoot > Additional troubleshooters, or select the Find troubleshooters shortcut at the end of this topic, and then select Additional troubleshooters.

Here's how: Select Search , then type computer management. Select Computer Management from the list of results. In the console tree, select the arrow to expand Services and Applications, and then select Services. In the details pane, right-click or swipe down on Windows Installer, and then select Start. Describes how to use the clean boot ...

Microsoft デバイスを管理する方法について説明します。 Microsoft アカウントでデバイスを追加、削除、登録、または名前変更します。

メッセージを開いて、[ファイル]、[印刷] の順に選択し、電子メール メッセージ全体を印刷できます。1 ページまたはページのサブセットのみを印刷する場合は、[印刷オプション] ダイアログ ボックスを使用して印刷することができます。