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Protect your PC from ransomware - Microsoft Support
In Windows 10 or 11 turn on Controlled Folder Access to protect your important local folders from unauthorized programs like ransomware or other malware. Get ransomware detection and recovery with Microsoft 365 advanced protection. Store important files on Microsoft OneDrive. OneDrive includes built in ransomware detection and recovery as well as file versioning so you can restore a previous ...
Fix BitLocker settings with the Surface BitLocker Protector Check tool
"This device’s BitLocker settings do not require any changes." Your BitLocker settings are fine, so you don't need to do anything else. Press Enter to exit the tool. "Please dock your Surface Book 2 into the base." On a Surface Book 2 device, attach the display to the keyboard. If it's already attached, detach it, clean its connectors, and then reattach it. Press Enter to exit the tool, and ...
Turn on device encryption - Microsoft Support
In the search box on the taskbar, type Manage BitLocker and then select it from the list of results. Or, select the Start button, and then under Windows System, select Control Panel.In Control Panel, select System and Security, and then under BitLocker Drive Encryption, select Manage BitLocker. Note: You'll only see this option if BitLocker is available for your device.
Device encryption in Windows - Microsoft Support
Normally when you access your data it's through Windows and has the usual protections associated with signing into Windows. If somebody wants to bypass those Windows protections, however, they could open the computer case and remove the physical hard drive. Then by adding your hard drive as a second drive on a machine they control, they may be able to access your data without needing your ...
Upgrade Windows Home to Windows Pro - Microsoft Support
Important: The following steps apply only to devices currently running an activated copy of Windows 11 Home. If you’re not activated, we recommend you activate Windows 11 Home first. For more info, see Activate Windows. To upgrade from Windows 11 Home to Windows 11 Pro manually, first check which edition you’re running and your activation state: Select Start > Settings > System ...
Web protection keeps turning off on my Android device
Microsoft Defender settings: After you complete these steps, navigate to the Microsoft Defender app. Tap on the Device protection card (or alert card for web protection) and follow the steps on the screen to turn on web protection. Defender’s web protection is now enabled and will not turn off automatically on your device.
Applicable à : Microsoft Defender sur Android
Pair a Bluetooth device in Windows - Microsoft Support
In quick settings: To find the quick setting for Bluetooth, select the Network, Sound, or Battery icons ( ) next to the time and date on the right side of your taskbar.Select Bluetooth to turn it on. If it's turned on without any Bluetooth devices connected, it might appear as Not connected . If you don't see Bluetooth in quick settings, you might need to add it.
Troubleshoot problems updating Windows - Microsoft Support
Important: Before trying any of the solutions below, make sure you back up your personal files. You can back up your Windows PC, or insert a USB drive and use File Explorer to drag and copy important files to the USB drive.If you’re signing into Windows with a Microsoft account, your system settings will be automatically restored after updating, once you’re connected to the internet.
Web protection keeps turning off on my Android device
Microsoft Defender settings: After you complete these steps, navigate to the Microsoft Defender app. Tap on the Device protection card (or alert card for web protection) and follow the steps on the screen to turn on web protection. Defender’s web protection is now enabled and will not turn off automatically on your device.
Applicable à : Microsoft Defender sur Android
Remove specific prevalent malware with Windows Malicious Software ...
Microsoft generally releases the MSRT on a monthly cadence as part of Windows Update or as a standalone tool. (For exceptions, see Skipped releases.)Use this tool to find and remove specific prevalent threats and reverse the changes that they made (see Covered malware families).For comprehensive malware detection and removal, consider using Windows Defender Offline or Microsoft Safety Scanner.