Closing a Facebook account is not a complicated process, but think twice before doing so.

There are usually many copies of the Microsoft Visual C++ Runtime library on a Windows computer. Here's why.

For all practical purposes, it's impossible to tell if someone has copied your files after the fact.

Two-factor authentication is one of the most important things you can do to secure your accounts. Here are the 2FA apps I can recommend.

Windows includes three types of accounts: administrator-capable, limited user, and the (hidden) true administrator account.

Setting up a Windows 11 machine without a Microsoft account is still possible, though it's not obvious.

Backing up to auto-syncing cloud services is very convenient. But what happens when it syncs your mistake?

Passkeys seem like magic, and confusing magic at that. I'll address a set of questions I received recently.

OAuth2, aka a "Modern authentication method", removes the burden of authentication from the email program to the email service itself, enabling a number of important security features.

In Windows 11, you may find you must now log in using a Microsoft account. I'll show you two alternatives that will allow you to continue to use a local account.