If your system is asking you for your BitLocker recovery key, the following information may help you locate your recovery key and understand why you're being asked to provide it. Important: Microsoft support is unable to provide, or recreate, a lost BitLocker recovery key.

Surface Unified Extensible Firmware Interface (UEFI) replaces the standard basic input/output system (BIOS) with new features including faster startup and improved security. You can use Surface UEFI to manage the firmware features on your Surface.

If some Windows functions aren't working or Windows crashes, use the System File Checker to scan Windows and restore your files. Though the steps below might look complicated at first glance, just follow them in order, step-by-step, and we’ll try to get you back on track.

You can wirelessly connect your PC to a TV, projector, or other kind of external display that supports Miracast. Turn on your TV, projector, or other display. If you're using a Miracast dongle or adapter, make sure it's plugged in to the display.

Adding Registry Subkeys or Adding and Changing Registry Values. To add a registry subkey or add or change a registry value, make the appropriate changes in the registry, and then export the appropriate subkey or subkeys. Exported registry subkeys are automatically saved as .reg files.

Learn about the recovery options in Windows. Find out how to reset your PC, go back to a previous version of Windows, or use media to reinstall Windows.

Give your PC a Fresh Start. Resetting your PC lets you perform a clean reinstallation and update of Windows while keeping your personal data and most Windows settings intact. In some cases, a clean installation may improve your device's performance, security, browsing experience, and battery life.

Find your Windows settings in a snap! Select the Start button, then select Settings . From there, browse the categories or use search to find what you're looking for. Windows 11 Windows 10. Tips: Most apps have their own settings. In the app, select Settings to make app-specific changes.

Learn how to update drivers in Windows using Device Manager to update or reinstall a driver.

QA: (LSF) /usr/lib64/Revo-7.3/R-3.1.1/lib64/R/bin/Revoscript: No such file or directory. If this error is encountered when running Revolution R Enterprise 7.3 in an LSF cluster, this may be an indication that RRE and/or Platform MPI are not installed on the master node.