Start by running the automated audio troubleshooter in the Get Help app. Get Help automatically runs diagnostics and takes the correct steps to fix most audio issues. Open Get Help. If the Get Help app is unable to resolve your sound or audio issue, try the possible solutions listed: Windows 11 Windows 10. 1.

Learn how to redeem a gift card, code, or Office product key and spend your balance at Microsoft Store online, on Windows, or Xbox.

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.

Tip: If you see an error that says the Microsoft_Office_2016_Installer.pkg can't be opened because it is from an unidentified developer, wait 10 seconds and then try double-clicking the installer package again.

If you can't sign in to your Outlook.com, Hotmail, Live, or MSN email account, or you're not sure how to sign in or sign out, here are some solutions.

You can use installation media (a USB flash drive or DVD) to install a new copy of Windows, perform a clean installation, or reinstall Windows. To create installation media, go to the software download website, where you'll find step-by-step instructions.

If you know your username but it's not recognised anymore, read My username has stopped working. If you see an error that says "We couldn't find an account with that username" or "account doesn't exist" use the Sign-in Helper tool above.

Along with software updates for Windows 10 or Windows 11, it's important to make hardware updates, also known as updates for drivers and firmware. You can quickly check the health of your Surface drivers and firmware using the Surface app. Open the Surface app.

If you can’t connect to a Wi-Fi network that you could connect to before, it’s possible that the network settings might have changed or the profile is corrupted. To fix this, remove (or "forget") the network connection, then reconnect to the network.

Unblock picture downloads for all messages from a particular email address or domain. In an open message that was sent from a particular email address or domain, right-click a blocked item. Do one of the following: Click Add Sender to Safe Senders List. Click Add the Domain @domain to Safe Senders List.