Proton Now Has a Cross-Platform Two-Factor Authenticator App

When Windows cannot detect a second monitor, first check whether the physical connection is normal, including power supply, cable plug-in and interface compatibility, and try to replace the cable or adapter; secondly, update or reinstall the graphics card driver through the Device Manager, and roll back the driver version if necessary; then manually click "Detection" in the display settings to identify the monitor to confirm whether it is correctly identified by the system; finally check whether the monitor input source is switched to the corresponding interface, and confirm whether the graphics card output port connected to the cable is correct. Following the above steps to check in turn, most dual-screen recognition problems can usually be solved.

When encountering the problem of printing task stuck, clearing the print queue and restarting the PrintSpooler service is an effective solution. First, open the "Device and Printer" interface to find the corresponding printer, right-click the task and select "Cancel" to clear a single task, or click "Cancel all documents" to clear the queue at one time; if the queue is inaccessible, press Win R to enter services.msc to open the service list, find "PrintSpooler" and stop it before starting the service. If necessary, you can manually delete the residual files under the C:\Windows\System32\spool\PRINTERS path to completely solve the problem.

There are three main ways to install Android applications in Windows 11: First, enable WindowsSubsystem for Android (WSA), and install "AmazonAppstore" through Microsoft Store to download pre-compatible applications; second, use third-party Android emulators such as BlueStacks and NoxPlayer to support Google Play Store or directly drag into APK files to install; third, use APKInstaller or adb commands to install through WSA supporting tools or command line, which is suitable for advanced users. Different methods are suitable for different scenarios. Official recommendation WSA AmazonAppstore

When encountering the "DPCWATCHDOGVIOLATION" blue screen error, 1. First update or roll back the driver, especially graphics card, network card and motherboard driver, you can use the device manager or manufacturer tools; 2. Disable or uninstall third-party antivirus software and use WindowsDefender instead; 3. Check the storage device and driver, update the SSD firmware or replace the AHCI driver; 4. Disable the CoreIsolation function to eliminate system settings conflicts, and in most cases, try these methods in order to solve the problem.

To run CMD as an administrator, you can do it through three methods: Start menu, Win X menu, or Create Shortcuts. First, after searching for "cmd" in the start menu, right-click and select "Run as administrator"; secondly, press the Win X key and select "Command Prompt (Administrator); finally, create a new shortcut to cmd.exe, and set "Run as administrator" in the properties. If you encounter insufficient permissions, you need to check whether the account is an administrator group, group policy restrictions or contact the IT department. These three methods are applicable to different operating habits and scenarios, ensuring the safety of the system while meeting management needs.

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Google has launched a browser extension called "PasswordCheckup" to help users determine whether their passwords are in a secure state. In the future, this password leakage detection feature will be a default feature of Google Chrome, not just limited to optional extensions. Although the PasswordCheckup extension provided by Google can automatically detect the password security used by users when logging into different websites, interested users can still experience it in advance by downloading the ChromeCanary version. However, it should be noted that this function is turned off by default and users need to turn it on manually. Once the function is enabled, users can know the login they entered when logging in on non-Google sites.