Learn the difference between IMAP and POP, and when to use each one.

A list of Excel training, from entry level to advanced skills, plus templates and other resources.

How to create, edit, and run Excel macros to automate data entry and tasks.

Find out how to change privacy settings for your camera and microphone in Windows.

Microsoft アカウントにサインインするためのエイリアスを使用した Microsoft アカウントのメール アドレスまたは電話番号を変更する方法について説明します。

If Office activation fails, you'll see Unlicensed Product or Non-commercial use / Unlicensed Product in the title bar of your Office apps, and most features of Office are disabled. To restore all features of Office, you'll need to fix the problem that's causing activation to fail.

Learn how to change or reset your Windows password if you've forgotten or lost it.

We'll describe three connection types for keyboards and mice. Follow the description that applies to your mouse or keyboard’s connection type.

Enter your current password, enter your new password, and then select Save.

Splits text strings by using column and row delimiters. The TEXTSPLIT function works the same as the Text-to-Columns wizard, but in formula form.It allows you to split across columns or down by rows.