How to get and use app passwords. After you turn on two-step verification or set up the Authenticator app , you may run into issues if you use older devices (like Xbox 360 or a mail-sending security camera) that don't support two-step verification.

Find the software, and then select Product key/Install. Note: If you're having problems installing an app from the Microsoft Store, see Fix problems with apps from Microsoft Store. If you're looking for download and installation instructions for a specific product, see the following sections.

There are different ways to remove apps and programs, so if you can't find the one you're looking for, you can try another location. Note that some apps and programs are built into Windows and can't be uninstalled. You can try to repair a program first, if it's just not running correctly.

Go to account.microsoft.com and if you’re not already signed in, sign in with the username and current password for the account you want to update. From the navigation header, select Security and because you’re accessing sensitive info, you’ll need to enter the password for this account again.

From the Overview page, select Office apps and on that page, find the Microsoft 365 product you want to install and select Install. To install Microsoft 365 in a different language, or to install the 64-bit version, use the dropdown to find more options.

If you are unsure if your device meets the Windows 11 minimum system requirements and have Windows 10 already installed, you can download the PC Health Check app, which will assess eligibility and identify components of your device that don't meet the minimum requirements.

If you're having problems with Windows 11 on your PC or you want a fresh copy of Windows 11 without the clutter of old files or apps, you can reinstall Windows 11 to try and fix your issues and return your PC to a cleaner state.

To help protect your PC and keep it running smoothly, Microsoft recommends only installing apps from the Microsoft Store. You can choose where you can get apps from and if you want to see app recommendations when you try to install an app from outside of the Microsoft Store.

If you're in Windows 11 and you're having problems with an app from Microsoft Store, consider these updates and fixes. First, sign in to your Microsoft account. Next, work through these possible solutions in the order presented. Make sure Windows is up to date.

Change from a 32-bit version to a 64-bit version or vice versa. Activate Windows. Fix Bluetooth problems in Windows. Learn how to install, reinstall, or activate Microsoft 365 or Office 2019 on a PC or Mac.