You can resolve problems with Microsoft Authenticator by checking the tips in this article and reviewing some of the known errors. Tips: If you're using mobile data, try switching to Wi-Fi and vice-versa. Make sure Airplane mode is off.

If you’re using the multiple apps experience ( select Samsung, HONOR, OPPO, and ASUS devices ), you can drag and drop content from and into your mobile apps. Not all apps accept dragging and dropping content, or may not accept the file type you’re transferring.

A Windows product key is a 25-character code used to activate Windows. It looks like this: PRODUCT KEY: XXXXX-XXXXX-XXXXX-XXXXX-XXXXX. Locate your product key for Windows 10 or Windows 11.

Manage drive space with Storage Sense. Storage Sense can automatically free up drive space for you by getting rid of items that you don't need, like temporary files and items in your Recycle Bin. Here’s more info on how it works and how to set it up to meet your needs.

Describes an update that adds TLS 1.1 and TLS 1.2 to default security protocols in Windows Server 2012, Windows 7 SP1, and Windows Server 2008 R2 SP1.

Use the Add a language feature to install another language for Windows 11 to view menus, dialog boxes, and supported apps and websites in that language. To do this: Select Start > Settings > Time & language > Language & region.

The Snap feature is a great way to improve your productivity by sharing many app windows in a single screen. Different layouts are available with many sizes to choose from, so you can get the most from your favorite apps when you are working on specific tasks.

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.

Open File Explorer and find the compressed folder. To unzip the entire folder, right-click to select Extract All, and then follow the instructions. You can also select Extract All from the command ribbon. To decompress a single file or folder, double-click the compressed folder to open it.

Audio for Windows (.wav) CD Audio Track (.cda) Indeo Video Technology (.ivf) Windows Media Player Skins (.wmz, .wms) QuickTime Movie file (.mov) MP4 Audio file (.m4a) MP4 Video file (.mp4, .m4v, .mp4v, .3g2, .3gp2, .3gp, .3gpp) Windows audio file (.aac, .adt, .adts) MPEG-2 TS Video file (.m2ts)