If your router is a Wi-Fi router, try to connect to Wi-Fi and see if you can get connected. This can do two things—help you get an internet connection and help you narrow down the source of the problem. For more info, see Connect to a Wi-Fi network in Windows. Run network commands .

If you're unable to activate Windows 11, the Activation troubleshooter could help. To use the troubleshooter, select Start > Settings > System > Activation , and then select Troubleshoot . Open Troubleshoot settings. You must be signed in as an administrator to use this option.

This update provides support for Transport Layer Security (TLS) 1.1 and TLS 1.2 in Windows Server 2012, Windows 7 Service Pack 1 (SP1), and Windows Server 2008 R2 SP1.

This article covers error codes that are generated by Device Manager in Windows. You probably reached this article because Device Manager or another tool like DXDiag reported an error code, and you are not sure how to resolve it.

Get help with a damaged or unreadable code. If you’re unable to read all 25 characters of your digital code, you’ll need to request a replacement code by contacting aka.ms/contactxboxsupport. When you contact support, make sure to provide the proof of purchase, the serial number, and a picture of the damaged code.

Open Outlook for Windows. Under Groups in the left folder pane, select your group. On the Groups ribbon, select Add Members. In the Add Members box, search for people within your organization either by their full name or email address, and then select the names to add. Click OK.

Fix problems with nearby sharing in Windows. If you’re having problems sharing by using nearby sharing, here are some things to try to get things working. For more info about nearby sharing and how to use it, see Share things with nearby devices in Windows .

Find out about advanced network settings and how to configure them, including IP, DNS, and QoS tagging settings.

On the People page in Outlook on the web, you can view and manage all groups you're a member of. If you're an owner of a group, you can also edit group information, renew groups that are about to expire, approve new members, remove members, and make a member an Owner.

You can share any of these folders by doing the following: In People, in the folder pane, click the contact folder that you want to share with a person in your organization. Click Home. Then, in the Share group, click Share Contacts. Select the To box.