You set the screen saver to a 3D screen saver such as 3D Text, Bubbles, Mystify, or Ribbons. You have a display that has a native panel resolution of less than 640 pixels wide or 400 pixels high. Note Depending on the native panel resolution, you may only encounter the problem when the screen orientation is in Portrait mode.

Select the Start button, then go to Settings > Personalization > Lock screen, and select Screen saver settings. In the Screen Saver Settings window, choose a screen saver from the drop-down list. Change your screen saver settings.

By default, if you do not press a key for 15 minutes, the Windows logon screen saver (Logon.scr) starts. Change the logon screen saver. Click Start, click Run, type regedt32, and click OK. Locate the following registry key: HKEY_USERS\.DEFAULT\Control Panel\Desktop. In the Details pane, double-click the. SCRNSAVE.EXE string value item.

Cast to a Windows PC from another Windows PC. On the PC you'd like to project from, select Start > Settings > System > Projecting to this PC . Under Add the “Wireless Display” optional feature to project to this PC, select Optional features . Next to Add an optional feature, select View features, then enter “wireless display.”.

The sfc /scannow command will scan all protected system files, and replace corrupted files with a cached copy that is located in a compressed folder at %WinDir% \System32\dllcache. The %WinDir% placeholder represents the Windows operating system folder. For example, C:\Windows.

EXE 注册表值为 "C:\Windows\system32\ssmypics.scr"，在以下路径中找到 ImageDirectory 注册表值： HKEY_CURRENT_USER\Control Panel\Screen Saver.Slideshow 浏览到注册表值中所示的文件夹，然后删除文件夹和子文件夹中任何无效的照片快捷方式。

Delay your screenshot. Learn how to use Snipping Tool to capture a screenshot, or snip, of any object on your screen, and then annotate, save, or share the image.

Get free Windows themes from Microsoft to personalize background, colors and sounds for your PC.

Open the Surface app. In the Surface app, expand Help & support to check if the update status is "You're up to date" or something else. If needed, select the option to update the devices. Note: If you don't have the Surface app installed, you can download the Surface app from the Microsoft Store.

Select the Start button, then type control panel in the search box next to the Start button on the taskbar and select Control Panel (Desktop app) from the results. Search Control Panel for Recovery, and select Recovery > Open System Restore > Next .